An airstrike killed Jihadi John in 2015 and Aine Davis is in prison.
Syrian Kurds captured Alexandar Kotey and El Shafee Elsheikh on the battlefield in January.
Stricken with a mystery ailment that left her dry heaving and breathless, Sreemoyee Piu Kundu, a 38-year-old Indian writer, went with her mother to see a top gastroenterologist in the eastern city of Kolkata.
Fred Warmbier has met with several North Korean defectors and he said because of Otto's ordeal, he feels a connection with them.
All Sources: NBC Los Angeles Times NBC