welcome to "world news tonight". fall freeze. early snow and bone-chilling temperatures. the freeze dipping down into the south. is the cold here for good? race for the white house. donald trump claiming he could have prevented the 9/11 terror attacks. and vice president joe biden telling supporters he has a plan to win. danger zone. a high school student collapsing during a game. he's the sixth football player to lose his life this season. are these kids playing too hard? stopping the attack. the army veteran who saved 16 children in this library from a man who barged in armed with knives. and, cliff diver. a mountain biker takes a nosedive off a cliff. the helmet cam showing the terrifying moments. what's more amazing, how he got off the mountain.

good evening. thanks for joining us on this sunday. i'm tom llamas. a stark warning for much of the country that winter is near. in northern new york state, snow, nine inches so far. tomorrow, for millions, it's going to be a very cold beginning to the work week. rob marciano starting us off tonight. >> reporter: across upstate new york, a blast of winter bringing treacherous conditions along with it. more than 50 accidents in syracuse blamed in part on icy roads. up to nine inches of snow in some communities. and look at how fast the weather changed. just north of syracuse, this is what it looked like here last week, but today -- >> i woke up this morning and thought it was christmas. >> reporter: enough for 3-year-old liannah ariola to build her first snowman. her mom telling us -- >> i have not seen this snow this early in a long time.

>> reporter: that cold extending to michigan. temps in the mid-30s for these marathon runners in grand rapids. in northern michigan, nearly half a foot of snow. and a fall wedding with a cold taste of winter. and in southern california, an early storm has antelope antelope valley residents cleaning up. >> very little we can recover. >> reporter: neighbors helping one other. most don't have flood insurance. >> you've just got to think about what you can do this hour, this moment, this day and then move on from there. >> reporter: harsh conditions on both coasts. probably going to see more of this if the typical el nino holds up. >> what does this mean for the rest of the country this winter? >> we basically juice the southern jet stream, and

southern california is expected to get heavy rain. and the south beach should be on the wet side. potentially the northern tier could see milder winters. boston, 32, we haven't seen that this early in a long time. but we could warm up to the 60s and maybe the 70s by tuesday or wednesday. and donald trump seeming to blame bush for the 9/1 1 attack. and joe biden revealing to some supporters, he has a plan to win. here's devin dwyer. >> if i were running things, i

doubt those people would be in the country. >> reporter: a bold claim, jeb bush. >> he's an actor playing the role of a candidate for president. not boning up on the issues. >> reporter: angered by the statement that george w. bush is responsible. meanwhile, joe biden nearing a deaddition on a 2016 campaign. the president of the firefig firefighter's union saying they discussed aamampaign strategy. >> as my son beau used to say, just keep moving forward. >> reporter: his potential

rivals are pushing forward, and lampooned on "saturday night live." >> i own one pair of under wear. >> reporter: larry david stealing the show as bernie sanders. and clinton is about to testify before house republicans on the benghazi attacks. and mexican officials say they're closing in on the notorious drug lord, el chapo. they say they've tracked him to the mountain where he's hiding, and they believe he's injured. here's gio benitez. >> reporter: tonight, mexican authorities confirming joaquin el chapo guzman barely escaped an immense military operation near the sinaloa mountains, where el chapo has his infamous cartel. the mexican government says the kingpin suffered "injuries to

his leg and face" during that operation. residents in this village describing an all-out siege. this woman showing where she hid as bullets ripped through her home during a firefight. it's the closest law enforcement has apparently come to recapturing el chapo since his brazen break. abc news was the first american media inside the altiplano maximum security prison. there's that surveillance camera. the surveillance camera, just released for the first time this week with audio. captures el chapo removing his ankle monitor. he disappears in the shower.ç he just ducks and goes right into that hole. all right, we're inside the el chapo tunnel. the freshly-dug one-mile-long tunnel. these are the stairs he uses to climb to freedom. and here it is. this is where he just walked into and disappeared. guzman's cartel is believed to

be responsible for thousands of deaths in this country. u.s. officials now offering a $5 million reward for information leading to the capture of the elusive el chapo. gio benitez, abc news, new york. there's a new physical barrier between israelis and palestinians, this 15-foot wall. a visible sign of the tensions between the two groups. here's alex marquardt. >> reporter: gunfire at a bus station in southern israel a station in southern israel. it's the latest in two weeks of lone wolf attacks and growing clashes which israel accuses palestinian leaders of inciting. this has become a daily theme, almost, in the west bank. palestinians say it's motivated by israeli infringement at the holy al aqsa mosque and young

anger erupting over israel's occupation. in jerusalem, the city that israel calls its undivided capital, tonight the divisions, physical and emotional, are growing between its residents. this wall went up just a short time ago this afternoon in this palestinian neighborhood, adding to the roadblocks that already surround it. measures the police tell us are necessary to stop the attacks, but ones that also fuel the palestinian frustration and anger. as israeli residents worry about the next attack, many palestinians now show their i.d.s to leave their neighborhoods. stop and frisk is on the rise. the violence also boiling over to biblical sites. joseph's tomb in the west bank, revered by jews, was torched by palestinians. with neither side taking steps to ease the tension here, secretary of state john kerry is now getting involved. due to meet this week with israel's prime minister on thursday and the palestinian president a few days later.

tom? >> thank you. and back here in the states, a colorful festival turning into a nightmare with bullets flying. tonight, with the gunman still at large, witnesses are urged to step forward. phillip mena has the story. >> reporter: chaos in the streets of downtown ft. myers, florida. thousands of people running for cover saturday night after gunfire rings out at the annual zombicon festival. >> four or five shots at the same time. >> be advised, everybody's running down broadway, everybody's running. >> reporter: the ghoulish costumes, complete with fake blood, only adding to the confusion. >> we didn't know if it was real or fake, so we kind of ran and were like, was that real? when we went back, people were screaming, no, it was fake. >> reporter: five people injured in the shooting.

one man shot dead. >> he was laying on the ground and he was obviously already passed. >> reporter: 20-year-old tyrell taylor, a football player at a local junior college, killed. tonight, investigators searching for his killer are also hoping the public can provide more clues. phillip mena, abc news, new york. out of texas tonight, a story we're reporting more and more lately. a high school football player, collapsing during a game. the latest to lose his life, cameron matthews. here's ron claiborne. >> reporter: in tribute and in grief, classmates and teammates where collapsed. he died the next day. >> so many people gathering here, it's very fitting, at the football stadium, where he spent so much of his time. >> reporter: just weeks into the football season, matthews is the

sixth player to die. although it's not yet confirmed his death is football related. in the last five years, the deaths of 37 high school football players have been attributed to on field injuries. two weeks ago, 17-year-old kenny bui died days after sustaining a head injury in a game in seattle. an autopsy concluded he died of blunt force trauma. catastrophic head injuries occur much more frequently at the high school level. one theory why -- few high schools have the sideline medical staff that college and pro teams do. >> they're still not getting the same medical care that the average college player is getting. >> reporter: with two more months of high school football, tonight the concern -- the likelihood there will be more injury. ron claiborne, abc news, new york. police are looking for the suspects that attacked spencer stone. he was stabbed several times and

critically injured. he was released from the hospital on thursday. and the government could release new rules about drones. word is everybody would have to register them. aditi roy on what's behind the move and what you should expect. >> reporter: tonight, the faa is set to unveil new rules for the drone owners across the country requiring those operating the gadgets to register their devices. the registry, just the latest move to regulate an exploding market in unmanned aircraft. some of those drones posing real danger in the air and on the ground. >> it's inevitable, someone will fly their drone into an airplane. and we'll lose an airplane.

>> reporter: from close calls with commercial jets, to whizzing drones forcing no-fly zones for firefighters out west. the rest of us on the ground, on guard too. just last month, drones crashed in new york and california. an estimated 500,000 drones already in the air and now those skies are about to get a whole lot buzzier. another 750,000 drones are expected to be sold this christmas. those new rules on drones could be in place by christmas. details of part of the government plan will be announced tomorrow. tom? >> thank you. so much more ahead on "world news tonight." up next, the 75-year-old army vet that saved the lives of 16 children inside a public library. and the little pink pill that some win are saying changed their lives and saved their marriages. stay with us.

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welcome back. it was one of the most unlikely settings for a knife attack. inside a public library. but luckily, the instructor was no ordinary teacher. here's david wright. >> units to the library. >> reporter: in a public library in illinois, a violent attack. >> he has knives. he has cut another person. >> reporter: 19-year-old dustin brown allegedly burst in screaming he's going to kill some people. that's when he met his match. james vernon was teaching a chess class. >> i realized it wasn't a prank. this is the real thing.

>> reporter: he put himself between the would be attacker and 16 kids. >> they got up and ran out. they were gone. >> reporter: the children, ages 7 to 13, all escaped unharmed. this mom got out, too. >> i was very afraid. >> reporter: vernon was all alone. then the attacker turned on him. brown is now charged with attempted murder. he was already facing 22 counts of child pornography. >> i thought maybe i could persuade him to give up the whole idea. that wasn't to be. >> reporter: vernon's tendon was slashed, but he's expected to make a full recovery. today at church, he was greeted like a hero. >> one tough teacher. still ahead on "world news

tonight," big news from a galaxy far, far away. our first look at the new poster for "star wars". and back here on this planet, the jaw-dropping cliff drive that may have made mountain biking history. stay with us. your body and your diabetes change over time. your treatment plan may too. know your options. once-daily toujeo® is a long-acting insulin from the makers of lantus®. it releases slowly to provide consistent insulin levels for a full 24 hours. toujeo® also provides proven full 24-hour blood sugar control and significant a1c reduction. toujeo® is a long-acting, man-made insulin used to control high blood sugar in adults with diabetes. it contains 3 times as much insulin in 1 milliliter as standard insulin. don't use toujeo® to treat diabetic ketoacidosis,

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solo, princess leia, but absent, luke skywalker. and tomorrow, the movie's first full trailer hits during "monday night football" on espn. we can't wait. when we come back, the stunning surprise that two young parents are calling a miracle. why they're saying it's like their baby daughter was born again, with a new lease on life. to stop, spot and report fraud. you can help. guard your medicare card. don't give out your card number over the phone. call to report any suspected fraud. we're cracking down on medicare fraud. let's make medicare stronger for all of us. watching fis great...ether ...but i think women would agree... ...huddling with their man after the game is nice too. the thing is,

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finally tonight, it's the worst prognosis a doctor could give parents, that their daughter was not likely to survive. but a second opinion turned it around. here's john donvan. >> reporter: what a reversal of fortune. and she's still only ten weeks old. > i'm thinking that i love this little girl. >> reporter: abigail jones, born with a tumor in her brain. just as they also knew she would have down syndrome. >> they felt like that the tumor was malignant. it was huge. >> reporter: when her parents advised that surgery was too risky, they took her home, loved her, took pictures, and waited for the inevitable. >> we didn't even set up a nursery or buy anything past newborn or three months clothes. >> reporter: but the expected downturn? it didn't happen. the pictures show it. abigail these past two months was eating, growing, thriving, and then a doctor contacted at

boston's children's hospital offered a different opinion. >> he said we shouldn't give her a death sentence right now. >> reporter: instead, they decided to go for an operation in boston only ten days ago. >> the doctor came out and told us that he got the tumor out and they did not think it was malignant and he did not think it was going to come back. >> reporter: the future looked entirely different. >> that's the best feeling there is, to make funeral arrangements and then to call them back and say, we're not going to need you anymore. >> reporter: and those two parents looked at their baby knowing she had tomorrow back. >> we have a newborn two-month-old. >> yeah. >> reporter: john donvan, abc news, boston. >> we thank john there for that story. i'm tom llamas in new york. have a great evening. good night.

this is my new career. >> the parents of a tv reporter killed on air bringing their push for new gun laws to the d.c. area. prrgs -- prince george's county police responding to a video question the to use of force. and the redskins in a loss to the jets. the news starts now. first tonight, the parents of a tv news reporter who was killed during a live broadcast pushed for tighter gun laws. alison parker and photographer adam ward were gunned down while on the air in august. this afternoon, parker's parents appeared in woodbridge