craig melvin: the story gripped the nation in the series making a murderer. so many americans have learned about it. laura nirider: it s being heard by people around the world. craig melvin: steven avery and his nephew, convicted of murder and the haunting killing of a young photographer. but were they really innocent? andrea canning: did you have any kind of vendetta against steven avery? absolutely not. craig melvin: for the first time on television, a lead investigator defends his interrogation which led to a conviction overturned. andrea canning: this was seen by many as a false confession. i feel it was a real confession. he knew right from wrong. laura nirider: those officers wanted that information in the worst way, and they got it in the worst way. craig melvin: the prosecutor fights back with an explosive book. people are going to hear the other side of the story. craig melvin: and a promise from steven avery s high-powered, new attorney. andrea canning: do you thi
vendetta against steven avery? absolutely not. reporter: for the first time on television, a lead investigator defends his interrogation, which led to a conviction overturned. this was seen by many as a false confession. it was a real confession. we just need you to be honest with us. he knew right from wrong. those officers wanted that information in the worst way, and they got it in the worst way. reporter: the prosecutor fights back with an explosive new book. people are going to hear the other side of the story reporter: and a promise from steven avery s high-powered new attorney. do you think you have new evidence that can free steven avery? we do. reporter: i m lester holt and this is dateline. here s andrea canning with return to manitowoc county. reporter: the mystery of what happened here in the sprawling fields of rural wisconsin has captivated the country. we the jury find the defendant steven a. avery guilty. reporter: just over
on television, a lead investigator defends his interrogation, which led to a conviction overturned. this was seen by many as a false confession. it was a real confession. we just need you to be honest with us. he knew right from wrong. those officers wanted that information in the worst way, and they got it in the worst way. reporter: the prosecutor fights back with an explosive new book. people are going to hear the other side of the story reporter: and a promise from steven avery s high-powered new attorney. do you think you have new evidence that can free steven avery? we do. reporter: i m lester holt and this is dateline. here s andrea canning with return to manitowoc county. reporter: the mystery of what happened here in the sprawling fields of rural wisconsin has captivated the country. we the jury find the defendant steven a. avery guilty. reporter: just over a year ago, the netflix series making a murderer convinced many viewers that
absolutely not. reporter: for the first time investigator defends his interrogation, which led to a conviction overturned. this was seen by many as a false confession. it was a real confession. we just need you to be honest with us. he knew right from wrong. those officers wanted that information in the worst way, and they got it in the worst way. reporter: the prosecutor fights back with an explosive new book. people are going to hear the other side of the story reporter: and a promise from steven avery s high-powered new attorney. do you think you have new evidence that can free steven avery? we do. reporter: i m lester holt and this is dateline. here s andrea canning with return to manitowoc county. reporter: the mystery of what happened here in the sprawling fields of rural wisconsin has captivated the country. we the jury find the defendant steven a. avery guilty. reporter: just over a year ago, the netflix series making a murderer c
now, clinton s running mate tim kaine here live for robin s exclusive interview, as hillary prepares to give the biggest speech of her life. plus, trump faces a new firestorm. did he really want the russians to hack hillary s e-mails? breaking overnight, terrifying takeoff. we had an engine failure. a boom then flames spotted out the window with 130 passengers on board. the pope s scary stumble. francis falls to the ground. priests race to get him back to his feet as millions around the world watch him celebrate mass. announcer: live from philadelphia, pennsylvania, this is a special edition of good morning america, your voice, your vote, the democratic national convention. and good morning, america. we are live in philadelphia for the final night of the conventions and all eyes will be on that stage behind us tonight for hillary clinton s big speech. president obama set the bar pretty high last night, rallied the crowd with a powerful defense of clinton, what