In places where only cell-phone footage can tell the story of a crisis, video experts are stepping in to make sure the footage is real.
The shaky cell-phone footage was supposed to be from Nigeria, though Christoph Koettl was still trying to decipher the events unfolding on his screen. It looked like a soldier dragging an unarmed man down a paved road, shooting him, then leaving his corpse in a pile of more bodies off to the side.