over the years, a number of conspiracy theories have flourished. who pulled the trigger? were the russians behind it? was the cia involved? there s one conspiracy theory you may not know about. the belief president kennedy and his son, john f. kennedy jr., who died in a plane crash in 1999, are alive and hiding. it may sound preposterous but there are those who absolutely believed this. a group led by a qanon viewer, some have abandoned their spouses, parents, grandchildren. for the past year, cnn s donie o sullivan has been investigating what s behind this conspiracy. over the next hour, he takes us across the country to meet the believers, confront their leader, and spend time with the confused, frustrated, helpless families who just want their loved ones to come home. god bless america! word on the street is junior, jfk jr., will show up and introduce his parents. you re expecting jfk jr.? absolutely. the same time of day that jfk sr. was shot here in this spot.