dr. richard besser. most viewers know you used to work at the cdc, and as we heard in the piece, this is something we haven't seen in a long time. >> reporter: that's right. this is a serious outbreak. eggs have caused salmonella for a long time but we haven't seen it. they've only been detected in three states right now, but they're distributed nationwide and i expect there are cases all over the country. >> what is the most important thing someone can do to protect themselves? >> reporter: well, make sure you don't get infected now that we know about this. so, you want to go home and look at your eggs and at the end of the carton is a plant number. so, check that and compare it to the numbers we gave here on the air and that are on abcnews.com, and make sure if you have those, you take them back to the store and get a refund, or throw them away. >> and what are the symptoms that you may already be infected? >> reporter: well, you could have fever, cramps and diarrhea. if you have those, see your doctor

dr. richard besser, abc news, new york. >>> vice president joe biden has been involved in a runway mishapa long island new york airport. air force 2 was taking off from the hamptons when the jet sent a small private plane into the air. no one was injured. just last week, two new york city officers got into an accident while escorting bide ton jfk airport. >>> hundreds of influential democrats rallied around embattled charles rangel here in new york last night. the occasion, an 80th birthday party for rangel who was also seen in light of the ethic charges. among those, two new york senators facing re-election in the fall. >>> another longtime congressman who battled ethics charges has died. democrat dan rostenkowski represented the chicago area. dan rostenkowski died yesterday of lung cancer. he was 82 years old. >>> and now the amazing ascent of africa's highest peak. three u.s. veterans with only one real human leg among them the top of tanzania mount kilimanjaro. they reached it last saturday after six days of climbing. the men said the message is you can be active no matter disability.

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dr. richard besser. we were surprised. he's never had this procedure. of us dread. the prep to it and all that, a colonoscopy. and dr. richard besser had his first one. and he's here to show that the only thing we have to fear is not having a colonoscopy. >> such an important test to take. we'll bring us through it this morning. >>> also, if you think it's impossible to make a career change in this tough economy, think again. these three women did it by starting their own businesses. they will share the secrets of their success. tory johnson will be here with that. >>> first, we go to bianna golodryga, who is in for juju chang and the news. >> good morning, everyone. former governor rod blagojevich, is gearing up for a retrial, after big convicted of one of two dozen counts. jurors in his corruption trial found him guilty of lying to the fbi. but they were deadlocked on the other charges. one holdout in the jury saved blagojevich from the most explosive charge of trying to sell president obama's old senate seat. >>> a disturbing development in pakistan t

dr. richard besser is here with what you need to know. >>> and, change of heart. a famous catholic convert mega-selling author, anne rice, now says she's quit being a christian. she tells us why. >>> good evening. the warning tonight is blunt and urgent. the worst floods in memory are threatening one of the world's most dangerous places. huge chunks of pakistan have been swallowed by monsoon rains, and the united nations says that millions of lives are at risk. the u.n. coupled its warning with a call for almost half a billion dollars in emergency aid. u.s. help is on the way, too. the pentagon is rushing three ships and 19 aircraft to the region. nick schifrin starts us off from pakistan tonight. >> reporter: this was once land, home to tens of thousands of people. today, it's under 12 feet of water. we spent the day with the pakistani navy. abdul malik came to them, pleading for help. his family is stranded in their own home. he's not sure if they're okay. this is what is left of his neighborhood, but his house survived and became an island. those are his parent

dr. richard besser. >> reporter: parents are worried about a new study from pediatrics making headlines.bout it because we didn't know if this was something that was going to cause other problems years down the road. >> reporter: chanda lewis' anxiety seems to be supported by this study which suggests american girls are entering puberty earlier than ever. if true, concerning news. >> girls at earlier onset of puberty are at risk or higher risk for earlier onset of sexual initiation and teenage pregnancy, as well as earlier onset of substance abuse. long-term these girls can be at higher risk for breast cancer and adult obesity. >> reporter: what does this study really say? we asked the senior author. many of the headlines about this study were the age of onset of puberty is going down dramatically. is that a fair conclusion from this study? >> i don't think from this study we can say that the age is going down in the world at large. >> reporter: so despite all the press reports, the girls in the study are not representative of the general population. and some cases were selected because

dr. richard besser undergoes the one test millions of americans avoid. a colonoscopy. us through the 15-minute procedure that could mean the difference between life and death. >>> for some of you, your local news is coming up next. >> for everyone else, "america this morning" continues after this. ♪ your favorites, in pieces. aveeno hair shines in real life. new aveeno nourish plus shine with active naturals wheat smooths damaged cuticles for 75% more shine in one use. real shine, for real life. yours. [ female announcer ] new aveeno nourish plus shine. when allergies make them itch, don't wait for your pills to kick in. choose alaway, from the eye health experts at bausch & lomb. it works in minutes and up to 12 hours. bausch & lomb alaway. because it's not just your allergies, it's your eyes. because it's not just your allergies, [ announcer ] you make healthy choices every day-- oh, max! and you want to do the same for your laughable, lovable dog. [ barks ] that's why purina fit & trim is specially formulated... with high-quality protein, including delicious real ch

dr. richard besser has been going through that report and will give us analysis later today on "good morning america." >>> also, former vice president dick cheney is back home this morning after being released from a hospital in virginia. cheney had been recovering from heart surgery last month. the operation installed a pump that helps his failing heart work. >>> well, it is time now for sports. here's adnan virk. >> the best rivalry in baseball to most, the yankees and red sox. boston trying to close the deficit in the a.l. east. lester getting the call after the sox scored two early runs. mark teixeira got in the fourth. alex rodriguez. he went 6 1/3 shutout innings. then a drive to right center off the top of the wall for a double. the yankees would load bases. none out. after the next two batters struck out nick swisher will join them. the sox have a huge dent. still up 2-0. it's teixeira, a solo home run to right. his 26th of the year. the yankees down 2-1 at that point. but that would be as close as they get. papelbon strikes out to end the game and they earn themselves a split. >>> m

dr. richard besser is here with the latest news. >> reporter: it's considered the holy grail in its field a transplant of the trachea. and last month, dr. paolo macchiarini did it twice. replacing the tracheas of two patients with cancer using stem cells. one was speaking just hours after surgery. how did he do it? first, he and his team removed the trachea from a donor. and stripped it of all of the donor's tissue, which the patient's body would have rejected. next, they drew stem cells from the patient's own bone marrow and used them to coat the surface of the new trachea before surgically implanting it in the patient, with the hopes that those stem cells would generate new tissue and a fully functioning trachea. >> they are back to the home, able to speak, able to socialize with everybody, having this quality of life is wonderful. >> reporter: just two years ago, macchiarini performed the first successful transplant on claudia castillo, a spanish mother. that procedure took two weeks. but the new procedure, just four hours. stem cells have been used to transplant bladders and researche

dr. richard besser digs into the research for what you need to know. >> fast wasteland. he most fattening food, the journey.aconator is number two. person toe amazing journey. theid it, the first person to walk the length of the amazon, 59 days, too many snakes and scorpions to count. >>> good evening. >>> a dragnet spans a nation drnight. ation ards from seattle to philadelphia are warning ia arens to keep an eye out for a couple who fancies themselves a couple whotury's bonnie and fancies that's how police describe the fugitives as they announce that oóóóof the others who escaped ught.nn arizona prison ten days sidehad been caught. it happened outside yellowstone park at the height of tourist season. >> reporter: good evening. with tracy province now sitting in a wyoming county jail, two of now ugitives who broke out of the arizona prison are now phind bars. convicted murderer tracy province was walking was walking teetse wyoming church when he was captured. police had been tipped off by a sharp eyed citizen. >> after speaking with province, she went home as soon as sh

dr. richard besser is here with all the details on how to prorel. have you tried honey bunches of oats with real strawberries? wow. it's seriously strawberry. they're everywhere. it's in the bunches on the flakes, even real strawberries in the mix. can i have some more? honey bunches of oats with real strawberries. it's delicious. nobody does it quite like us. [ female uncer ] any hair shines in the spotlight. aveeno hair shines in real life. new aveeno nourish plus shine with active naturals wheatno smooths damaged cuticles for 75% more shine in one use. real shine, for real life. yours. [ female announcer ] new aveeno nourish plus shine. ♪ ♪ [ sneezes ] [ female announcer ] only kleenex brand has sneeze shield in all of their tissues, to help catch a sneeze in its tracks. kleenex. sneeze shield your classroom. ♪ >>> a violent night in san francisco leaves one dead and four others hospitalized from two shootings. three people were shot on mason street near union square just after 9:00 last night. one died. police say the club was closed at the time

dr. richard besser examines it for us. >> reporter: for many families, not knowing if a loved one is suffering is a painful struggle. >> i wanted someone to say, your mom has alzheimer's. >> reporter: new hope may come from a spinal tap. research in today's archives of neuroroll. >>> say proteins in spinal fluid may be successful in diagnosing alzheimer's in people with memory loss. >> we now have a way of accurately determining whether alzheimer's disease change is present in the brain of somebody complaining of memory impairment. makes our ability to diagnose the disease much improved. >> reporter: a normal brain contains about 100 billion nerve cells responsible for memories. in alzheimer's disease, the nerve cremes wither and die. abnormal proteins aqume nate and form plaques and tangles. when they look to see how accurate the proteins were at predicting illness, they found 90% of those with the disease had the disease pattern in spinal fluid. one day, a cure for the 5 million americans suffering from alzheimer's. >> we now have a tool that allows us to identify the disease, years before d

dr. richard besser explains. >> reporter: it's considered the holy grail in its field.d last month, dr. paolo macchiarini did it twice. replacing the tracheas of two patients with cancer using stem cells. one was speaking just hours after surgery. how did he do it? first, he and his team removed a trachea from a donor. and stripped it of all the donor's tissue, which the patient's body would have rejected. next, they drew stem cells from the patient's own bone marrow, and using it to coat the trachea before surgically implanting it in the patient with the hopes stem cells will generate new tissue and a fully-functioning trachea. >> they are back to the home. able to speak. able to socialize with everybody. and quality of life is wonderful. >> reporter: two years ago, he performed the first successful transplant on claudia castillo, a spanish mother. that process took seven weeks. the new procedure, just four hours. stem cells have been used to transplant bladders, researchers are working on ears, heart valves and other organs. >> this is the beginning of full-scale tiss

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dr. richard besser has the details >> reporter: a new study in "lancet infectious diseases" documents the can turn almost any type of bacteria into a powerful superbug. even the strongest antibiotics are able to treat these infections. the drug resistance is spread by plasmids. genetic material that can hop from organism to organism which are then free toucea share the resistance with other bacteria. originally found in india and pakistan the gene has been seen in the united states, united kingdom, netherlands, australia and canada. it's believed the worldwide spread is linked to tourists who receive medical care in india and pakistan. >> the three cases that were reported in june in the united states all were traceable to people who had been in india. >> reporter: tackling this problem will require not only preventing these infections, but also creating new antibiotics. the problem is,new antibiotics are being produced. t ew drugs. the few drugs in development are not going to handle our problem. we have a real crisis in antibiotic development now. >> reporter: recently legislation was i

dr. richard besser. dr. besser, i know you say it's a chicken and the egg thing but in this case it kind of isn't. i don't get it. how can the salmonella be in the chicken and the egg at the same time? can you walk me through? >> yeah. clearly the eggs can get contaminated at the production facility, but that's not the only way. inside the chicken, the chicken may be infected in their intestines and their blood with the salmonella and that's circulating around. as the eggs are developing within that chicken, they can cross over so that that egg, when it's laid, already has the bacteria in there. you can look at that egg, and you have absolutely no idea. >> so that doesn't help me in my kitchen, so if i can't tell and everything looks this pristine, what am i supposed to do so that i don't get sick? >> the first thing, thousand that we know this outbreak is going on, you want to not get sick. look at your carton. make sure it doesn't have any oaf these numbers on it. if it does, you want to get rid of those e

dr. richard besser. >> the first victims of salmonella outbreak are telling their stories. as officials brace for more cases, we're learning more about the owner of the company that distributed the tainted eggs. it's one of the largest egg recalls in u.s. history. 380 million eggs all from one farm. last week eight states reported salmonella cases. now, that number's up to 17. more than 2,000 illnesses and growing. from california. >> the fever was real bad. i lost almost 25 pounds. >> reporter: to iowa. >> i woke up in the middle of the night really sick to my stomach. >> reporter: to wisconsin. tanja dzinovic has filed one of the first lawsuits. she said she got it after eating a cobb salad. >> cold, hot, a fever, you name it, i had it. >> reporter: the owner of the plant, jack decoster, has been sued for water pollution and waste violations at other farms. in 1996 he was fined for what the u.s. labor secretary described as sweatshop conditions. eggs with salmonella look and smell and taste normal. and there were few warning signs for the farmers. >> the birds themselves

dr. richard besser is on the cutting edge with us tonight, making an impact right now.birthday, by the way. >> thank you. >> to new york. >> yep. >> all the way from? >> new jersey. >> how long are you guys staying? >> just today. >> it will be good. happy 16th birthday. >> thank you. >> let's check the boards. one or two things going on this morning. we want to start with a live shot out of dallas, as you see the sun coming up out of the city. dallas is well above 100 degrees today. there's a lot of places where the heat is on. remember, just check on your neighbors. if they live by themselves, if there's a power outage or problem or air conditioners go down, just keep an eye on folks in heat like this. tulsa, 101, dallas, 106, 107. a lot of heat. the next few days, the break in places like new york city and also d.c. that goes away. we're back to heat by the end of this week, wednesday, by 90 degrees. severe storms in parts of the northern plains there. >> you're also spending your birthday with us. tell me your name. >> >> my name is sherri. >> sherri happy 40th birt

dr. richard besser is here with more. rich, 5.3 million people have alzheimer's. seventh leading cause of death. this is big news if it's true. how did this test work? >> very interesting. currently to diagnose it you do a history, a physical, you'll do some neurologic tests but have to wait for an autopsy to say did this person truly have alzheimer's disease? let me show you what they did here. they built off of what's known to take place in the brain. you get a buildup of amyloid protein and tau protein. these cause plaques and tangles. by measuring the level of these in the spinal fluid, they were able to distinguish people who had alzheimer's disease from others, which is really quite an accomplishment. >> so this predicts who has it, or who will get it? >> well, let me show you what they found. when they looked at people who truly had alzheimer's disease, they found that 90% of these individuals had the markers in their spinal fluid. when they looked at people who had what is called mild cognitive impairment which is some abnormality, 72% had this abnormal pa