hiladelphia area. we'll be tracking these for the rest of the evening. flash flood watches in effect overnight until tomorrow morning. >> and "nbc nightly news" is next. good evening. this is "nbc nightly news" and we begin with an alarming lapse involving those charged with protecting the planes we fly on. a draft report by the homeland security inspector general may come as a shock. that tsa check point screeners who were tested failed miserably at detecting more serious threats. things like concealed explosives and weapons. tonight the agency is under orders to immediately plug security holes after undercover testers exposed shocking gaps at dozens of airports. nbc's tom costello

reports. >> reporter: the tests were conducted by homeland security red teams charged with probing tsa checkpoints nationwide. tsa screening officers failed to detect smuggled weapons in 67 out of 70 attempts. a 95% failure rate. in one case an alarm sounded, but even during a patdown, the screening officer failed to find a plastic explosive taped to a person's back. they call the red teams superterrorists because they know the tsa's weaknesses going in. >> they can construct the devices in a lab. they're not out in the desert some place in syria or some place like that. >> reporter: upon learning of the results, secretary johnson ordered the tsa to take immediate steps to address the security lapses. today homeland security said the numbers in these reports never look good out of context, but they are a critical element in

the continual evolution of our aviation security. >> frankly, i'm glad they found this today because i would rather have the good guys find this than have the bad guys figure it out. >> reporter: red teams have been checking tsa agents for years. including on john pistole's watch. but the threat he insists is very real. >> there's a continuing drum beat by terrorist groups to try to bring down a western especially u.s. bound aircraft. >> reporter: the tsa also stresses it has a layered approach to security. from the moment you buy your ticket and your name is compared to the terror watch list to the curb to the airport where you have police k-9 to air martials on board. they call it a curb to cockpit approach. >> all right. tom costello tonight, thank you. now to the battle over collecting your phone records and other surveillance programs that the government can no longer use for the first time since right

after 9/11. those powers went away at the stroke of midnight when senate infighting allowed the patriot act to expire. did those programs work in the first place? here's nbc's andrea mitchell. >> reporter: the boston marathon bombing, or last month's attack in garland, texas, by two men allegedly inspired by isis. neither was prevented by the nsa's mass collection of phone records which they call an invasion of privacy. exposed by edward snowden who said last week in not a single case had mass surveillance produced information that made a concrete difference in any terrorism investigation. president obama and many in congress proposed a scaled back program. the telephone companies, not the government would hold the phone records. >> heaven forbid we've got a problem where we could of prevented a terrorist attack but we didn't do so simply

because of inaction in the senate. >> reporter: but senator rand paul running for president kill grilled the surveillance program for now. they say they are far more important than sweeping up everyone's phone records. the fbi's ability to track lone wolf terror suspects although it's never been used. and authority to conduct roving wiretaps on suspects who use multiple cell phones. and senator paul also launched a provocative attack against fellow senators. >> some of them i think, secretly want there to be an attack on the united states so they can blame it on me. >> reporter: today another republican, lindsey graham announced he is running for president on a tough foreign policy program. >> i've got one simple message. i have more experience with our national security than any other candidate in this race. >> reporter: senators in both parties say rand paul is grand standing to help his presidential campaign. still the nsa has

other ways they say, to track suspected terrorists until congress can agree on a compromise. most likely later this week. >> good to have you here. thank you. a major decision from the supreme court tonight. a first of its kind ruling that affects every american who using social media. the issue, when do threats posted online go too far and amount to a crime? we get the breakdown from our justice correspondent pete williams. >> reporter: in a decision applying to the 200 million americans who use social media, just because a message causes genuine fear that doesn't make it illegal. the court overturned the case of the amusement park employee. when his wife got a restraining order, he wrote enough elementary schools in a ten-mile radius to initiate the most heinous school

shooting imaginable. it was argued messages like his are legal if a reasonable person would consider them threatening as his wife did. but today eight supreme court justices said what matters is what the sender intended. they can still be convict fire department they mean to threaten or realize their messages will be meant that way. civil liberties groups applauded the decision as fair to people charged with crimes but said threats when proven are still against the law. >> this decision is not a licensed threat. threats are still illegal as long as the government properly proves them. >> reporter: but advocates for domestic abuse victims say threats cause real harm. >> regardless of what the sender intended has a horrible impact on victims. >> reporter: as for anthony elonis his legal problems are not

over. he's back in prisoner charged with cloeing a cooking pot at the mother of his current girlfriend. john kerry is on his way home from switzerland a day after breaking his leg in a bike accident. he was in geneva for nuclear talks in iran. he has undergone hip and knee surgery. his surgeon is back on the flight with him as they travel to boston. dennis hastert is expected to make his first court appearance in chicago on thursday to be arraigned on federal charges alleging he illegally covered up hush money payments to an unidentified person. federal law enforcement officers say he was paid off a man to hide a misconduct of a sexual nature when that man was a student at the high school he once come etched. in texas, six people remain missing tonight. wimberley, one of the hardest hit by the rainfall. while to the east outside houston,

cowboys rushed to rescue about 600 cattle from the swollen trinity river yesterday. despite efforts they lost about half the herd. now a different system is soaking the east coast. heavy downpours flooding roads in new jersey and elsewhere forcing a number of stranded drivers to be rescued. tonight vice president biden is with his family in delaware dealing with the kind of loss no parent ever expects to. since his son beau biden's death from brain cancer on saturday many of the tributes pouring in are focusing on all he accomplished in his 46 years and his particular impact on children. our senior white house jansing has our report. >> reporter: photos show the story of a doting father. beau biden always said his priority would be his own family. >> it was sort of a picture perfect -- you know that they were complete when they were together. >> reporter: so while the political world was shocked when beau biden decided not to run for u.s. senate

friends weren't surprised when he stayed on as delaware attorney general so he could prosecute one of the worst pedophiles in u.s. history. 1400 patients accused dr. earl bradley of sexual abuse average age 3. nancy berg's daughter was 7. >> i didn't want to live here. >> reporter: for ten years no one would listen to her. finally beau biden decides to do something. >> he really felt strongly about child advocacy and being the voice for those who don't have a voice. >> reporter: now 22, olivia berg has never spoken publicly about this before but tonight wanted to let beau biden's family to know how grateful she is. >> i wanted them to know he definitely helped a lot of people. >> reporter: beau biden fought against bullying and at home tucked in his kids every night. >> if i'm half as good a dad to my kids as my dad's been to me my kids will be in great shape. >> reporter: his dad wasn't shy about

showing his pride. >> biden most popular man in delaware. beau. >> reporter: two days after the vice president gave that speech last month, his son was hospitalized for the last time. but he leaves a legacy of compassion and conviction for his own children and others. chris jansing, nbc news, washington. we turn overseas now. it was a cry heard around the world. bring back our girls. the social media campaign that went viral after the kidnapping of more than 200 school girls by boko haram militants. now hundreds of those and others are still missing. while more than a million people have been forced to flee from their wave of terror. keir simmons traveled to the region and has a look at a remote haven for thousands of refugees. a place unseen to the outside world until now. >> reporter: riding the motorized canoes in 110-degree heat we cross lake chad where boko haram fighters

have launched recent attacks. reaching this island. thousands of refugees have built simple homes here after escaping with their lives from militants who believe education is sinful. and who kidnap women and girls. jennifer who was a student and her friends, all say they fled from boko haram. women captured are sexually exploited. >> they kill them. >> reporter: they'll kill the women who won't marry them? >> yes. >> reporter: later we meet this woman who saw boca haram militants cut her son's throat her children now fatherless. further on another gathering. are you sick? more families begging for help. he's not well. not well. when medicine arrived, the scale of the need.

mothers holding up their babies clamoring for supplies including water purification tablets. the aid workers are overwhelmed and they just got here. now they're desperate. more than a hundred malnourished children are treated. this is the first aid they've had? >> yes. it's the first aid they've had since they came. >> reporter: in just 24 hours here unicef delivers aid to thousands. a fraction of the estimated 1.5 million people displaced in the region. included jennifer who must now look after her 4-year-old. when boko haram is gone -- >> i go back to college. >> reporter: but no one here knows when they will be gone. the militants are still fighting. while on this remote island the incident fend for themselves. keir simmons, lake chad. there is a lot

more still ahead tonight including the photos that exploded on the internet today. our first look at caitlyn jenner, the woman formerly known as bruce jenner makes her debut opening up about surgery and what pushed her close to suicide. also a shocking attack. how did a lion get inside an suv killing an american woman on safari? you pay your auto insurance premium every month on the dot. you're like the poster child for paying on time. and then one day you tap the bumper of a station wagon. no big deal... until your insurance company jacks up your rates. you freak out. what good is having insurance if you get punished for using it? hey insurance companies, news flash. nobody's perfect. for drivers with accident forgiveness, liberty mutual won't raise your rates due to your first accident. see car insurance in a whole new light. liberty mutual insurance. one of the foot's favorite rituals happens at the water's edge. here, they must look their best. smooth, beautiful skin is an advantage. the others can only hide in shame.

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tonight after weeks of speculation over what her name would be and what she

would look like caitlyn jenner the woman formerly known as bruce jenner made her debut in a big way. on the cover of "vanity fair" opening up about some tough times to get to this point. nbc's stephanie gosk has more. >> as soon as the "vanity fair" cover comes out, i'm free. >> reporter: once bruce jenner now caitlyn jenner described to "vanity fair" the relief she would feel today in this behind the scene video. >> bruce always had to tell a lie. he was always living that lie. >> reporter: there is no lie anymore. in the article, jenner says if i was lying on my death bed and had kept this secret and never did anything about it i would be lying there saying you just blew your entire life. today caitlyn jenner tweeted for the first time. i'm so happy after such a long struggle to be living my true self. welcome to the world, caitlyn. can't wait for you to get to know her/me. within hours jenner had a million followers breaking a

twitter record. >> i worked out a lot ate a lot of wheaties. >> reporter: many suggested eded eded wheaties should put the decathlete back on the box. >> while we see this which is exciting we still have a long way to go in terms of making the world a safe place for the transgender people. >> reporter: the article talks about the doubt after facial reconstruction surgery asking herself what did i just do. but the feeling passed. jenner said she was close to suicidal after tmz reported on possible adam's apple surgery in 2013. forced to tell the family before they was ready. son brandon responded at the time i've never been more proud of you than i am at this moment. 65-year-old jenner's family life has been public for years in "keeping up with the kardashians" only recently discussing her transition. >> do we have any more questions? >> when do we start

referring to you as her? >> you will see me and you will know. >> reporter: now there is a far more personal reality show set to air this summer. >> caitlyn doesn't have any secrets. >> reporter: and she has quite a story to tell. stephanie gosk, nbc news, new york. up next here tonight, the race to track down a mystery woman in for a major payday who accidentally gave away a rare treasure dating back to the start of apple. meet the world's newest energy superpower. surprised? in fact, america is now the world's number one natural gas producer... and we could soon become number one in oil. because hydraulic fracturing technology is safely recovering lots more oil and natural gas. supporting millions of new jobs. billions in tax revenue... and a new century of american energy security. the new energy superpower? it's red, white and blue. log on to learn more. i've been the same shade of red for

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the worst case scenario became a terrible reality today at a wildlife park in south africa. an american woman was killed and her driver injured when a lion attacked through the open door of their suv. she hasn't been identified yet, but police say she was 22 and died before authorities got there. witnesses confirmed the suv did have its windows down something the park specifically warns visitors not to do. get ready to have

your workout excuses left in the dust because at age 92 harriette thompson of charlotte, north carolina has become the oldest woman to finish a marathon. harriette is a two-time cancer survivor who crossed the finish line in san diego yesterday with a time of 7 hours, 24 minutes, and 36 seconds. how great is that? the hunt is on in northern california tonight to find a mystery woman who donated an old computer to a recycling electronics shop not realizing it was an apple 1 computer. the first job that steve jobs and steve wozniack created in their garage. only 200 remain. the remaining ones are valued at $200,000. the shop wants to thank her and give her a major payday. when we come back tracy morgan's interview with matt lauer one yea you know the importance of heart health. you watch your diet, excercise... and may take an omega-3 supplement, such as fish oil. but when it comes to omega-3s, it's the epa and dha

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he his lawyer and fiance sat down with matt in the "saturday night live" studio. morgan's first time back since the crash. >> you walk in this room, what do you think of? >> home. just being home. a lot of good memories. >> i'm brian fellows. >> how are you feeling? >> i have my good days and my bad days. sometimes i don't feel well. sometimes emotionally i don't feel well. i'm really focused on my memory coming back to me my walking getting better my balance is still off. so i have to really focus on those things. >> this is a terrible accident. the car flipped. it's on its side. >> what's the last thing you remember from that night? >> saying a joke and looking at jimmy mac. then wanting to get back to my wife. >> you two were actually talking -- >> on the phone. >> -- as the impact occurred. >> yes. we were on facetime actually but i didn't know he was in an

accident. i thought the reception dropped. once i found out at the time of the accident i hadn't heard from tracy since that point. >> tracy, you mentioned a second ago jimmy mac, james mcnair, who died in this crash. you didn't get to see him after the impact did you? >> no. >> when did you learn he have passed away? >> the week after i came out of the coma my lady leaned over the bed and said we buried jimmy about a week ago. i didn't know how to take it. >> for a long time we would discuss how guilty he was feeling because of all the people who were there and especially jimmy mac wasn't even performing just was there for him. >> emotionally speaking do you experience depression? how are you getting through that? >> i love comedy. i wonder how i'm going to be funny again, remembering my identity. what do i do?

and the fans let me know we can't wait for you to come back. we can't wait for you to come back and i can't wait to make them laugh again. i want to say thank you to the people. thank you very much for saving my life. thank you. thank you. thank you. from me and my family. >> you know what would be a nice way to thank them? one day walking down those stairs again on "saturday night live." >> i promise you. i promise you. one day when i'm 100% i'm going to grab that mic and i'm never going to let it go. never. i'm going to be the funniest i could be because i ain't never going to take life for granted no more. >> matt lauer with tracy morgan today. that will do it for us on this monday night. i'm lester holt. from all of us here at nbc news, thank you for watching and good night.

good evening. i'm first alert meteorologist sheena parveen. a quick update. a lot of storms still continuing to move through the area and one severe thunderstorm through parts of kent county until 7:30. this includes dover, smerna. heavy rain lightning, potential for rail. it's mostly moving to the east around 35 miles per hour. so lawn dale by 6:56 expect this. chestwald, 7:01. dover, 7:11. camden, 7:13 and lebanon, 7:17. we'll continue watching these

storms moving through the area. for now we have them mostly in delaware and south jersey the heaviest rain with a lot of lightning creating the potential for some flash flooding. also through parts of montgomery bucks county philadelphia area dealing with light to moderate rainfall. flood advisory in effect for the philadelphia area and into delaware county until 7:45 with localized flooding possible. flash flood warning for new castle county still until 7:30 with flooding in the area. we could see more rain falling, creating more flooding concerns. and also through other parts of south jersey. to the shore the rain is coming to an end there, but there are more storms on the way, up to 2 inches so far, closer to the shore. 3 to 4 inches little farther inland for atlantic camden and gloucester counties. and this area has even more heavy rain moving in. so for the rest of tonight, and overnight, we have the potential for flash flooding. we'll keep tracking these storms for you and we'll have more updates just in a bit. on "extra" from universal studios, hollywood, the entertainment