this morning on world news now, mind of a killer. investigators trying to piece together clues in the chattanooga shooting and what his family says might have led him to kill. calling for justice. vigils held overnight for the woman found hanging in a texas jail cell. her family ordering an independent autopsy, refusing to believe her death was a suicide. new details on the cosby court case made public. his admission that he routinely tried to take advantage of women with drugs and by trying to gain their trust. and on fire. the brave boy who decided it would be a good idea to eat the hottest pepper in the world. his stunt now going viral, and we ll see if he made it back from the burning brink. it s monday, july 20th. announcer: from abc news, this is world news now with