robert luke: everything came up clean, he was just coincidence. ere now convinced larry was the bomber and that he was in it alone. but larry hoagland, the husband, father of three and man of god--had a ready explanation when he sat down... with me... he'd been framed. larry hoagland: i did not try to kill my wife. there is somebody out there who is responsible for this there's a maniac out there. craig melvin: larry hoagland tells his side of the story and even he admits it sounds crazy. is it? craig melvin (voiceover): coming up, larry hoagland: if i was a guy out there watching dateline,i wouldn't believe this. i would be the first person to say, oh, this guy is full of baloney. craig melvin (voiceover): when dateline continues. josh mankiewicz (voiceover): after his arrest, dupixent can help people with asthma breathe better in as little as 2 weeks. so this is better. and this. dupixent is an add-on treatment for specific types of moderate-to-severe asthma. it's not for sudden breathing problems and doesn't replace a rescue inhaler. it's proven

and in that same timeframe, luke somers and robert levinson, two other brave... alist, and robert, even a former fbi agent, who also were abandoned in captivity, essentially, to make... it really pushed president 0bama to do a full government and non—government review. so it was kind of a moral awakening, i like to think, that made our government realise we have to do better, we have to look at this. and there's been a levinson act, so—called... yes. ..which establishes a new protocol for handling these so—called hostage situations. for wrongful detention designation. yeah. you've got now a special presidential envoy within the state department who handles these particular cases, roger carstens. and he says, "what we now refer to as the hostage recovery enterprise "would likely not exist without diane foley." well, i was angry, stephen. and i told the president and anyone who would listen that i thought we could do much better as a country, that we had to value our citizens who go out in the world to serve, be they as businessmen orjournalists, aid workers. and wh