Kayla Mueller appeared in a proof-of-life video sent to her family by her Islamic State group captors.
Kayla Mueller appeared in a proof-of-life video sent to her family by her Islamic State group captors. ABC News
Kayla Mueller appeared in a proof-of-life video sent to her family by her Islamic State group captors. ABC News

‘It’s terrifying here’: Chilling video shows message from ISIS hostage for first time

August 25, 2016 6:28 PM