Tlass' defection means that even the inner circle of Syria's ruler is starting to realize "that you cannot support a butcher like Mr. Bashar Assad," he declared.
U.S., allies press Assad as top Syrian general flees →
Brig. Gen. Manaf Tlass, son of a former defense minister, said in a video broadcast on Al-Arabiya TV that Syrians must work together to build a new country.
Syrian rushes troops to Aleppo to fight rebels →