In this image taken from video that has been authenticated based on its contents and other AP reporting, smoke rises from a building after an air attack in Homs, Syria, on Wednesday, Nov. 28, 2012. (AP Photo/Ugarit News via AP video)

Photo by: Uncredited

In this image taken from video that has been authenticated based on its contents and other AP reporting, smoke rises from a building after an air attack in Homs, Syria, on Wednesday, Nov. 28, 2012. (AP Photo/Ugarit News via AP video)