workout, grimacing president caught on camera as he pumps iron in a polish hotel gym. i'm wochl blitzer, you're in e "the situation room." right to the breaking news. new details about the investigation into sergeant bowe bergdahl's disappearance. and those still-secret videos that may have led u.s. officials to urgently seek his release, coming as extraordinary, new images show a cautious moment tear troops between u.s. special ops troops and heavily armed taliban as he leaves five years of cap taft under a white flag and whisked away in a helicopter. growing controversy over exchange of taliban figures over a single american soldier. i'll speak with marco rubio. correspondents standing by with the coverage only cnn can deliver. gone with our pentagon