reporting on it. do the cartels have the ability to silence the press? saint makers. what does it take to become a saint? ask this baptist who used to be blind. that s why it s a miracle. his unlikely role in an indiana nun s path to sainthood. revealing investigations. fascinating characters. stories with impact. this is cnn presents with tonight s host, randi kaye and dr. sanjay gupta. good evening. we begin tonight with this unbelievable story of how u.s. soldiers were used as human guinea pigs. during the cold war, the military embarked on this top-secret program to test chemical and biological weapons. the researchers used animals, but believe it or not, they also used humans, volunteers from the army who had no idea what they were signing up for. nearly half a century later, some of these human guinea pigs, well, they re emerging from the shadows with disturbing stories about what the military did to them and how they re being treated now. i enli
gun. this new york city cop says he fired to save his father s life. i was convicted of second degree murder. but he would walk free after that conviction was overturned. so how did he end up back in prison? you must have been crush when they told you that you had to go back. revealing investigations. fascinating characters. stories with impact. this is cnn presents with your host tonight brooke baldwin and dr. sanjay gupta. good evening. the bloody drug war in mexico has dripped the world s attention. but way off the radar south of mexico is a region that s even more violent. the commander of the u.s. southern command called it the deadliest place in the world outside of active war zones. the homicide rate in honduras alones that doubled in five years. cnn s kaj larsen journeyed to the heart of the violence. reporter: in the past year, over 17,000 people have been murdered in guatemala, el salvador and honduras. in honduras, over 90% of crimes like murd
about. twisted justice? i just saw him up with the bat and he started to swing and that s when i reached for the gun. this new york city cop says he fired to save his father s life. i was convicted of second degree murder. but he would walk free after that conviction was overturned. so how did he end up back in prison? you must have been crush when they told you that you had to go back. revealing investigations. fascinating characters. stories with impact. this is cnn presents with your host tonight brooke baldwin and dr. sanjay gupta. good evening. the bloody drug war in mexico has dripped the world s attention. but way off the radar south of mexico is a region that s even more violent. the commander of the u.s. southern command called it the deadliest place in the world outside of active war zones. the homicide rate in honduras alones that doubled in five years. cnn s kaj larsen journeyed to the heart of the violence. reporter: in the past year, ov