A previously unseen video made by Mohammed Atta, ringleader of the Sept. 11, 2001 attacks on the United States, has been obtained by a Britain's The Sunday Times, the newspaper reported overnight Saturday. In editions available late Saturday, the paper said it had been handed the so-called martyrdom video, but did not reveal the source of the tape. It reported that Atta was filmed reading a document marked in Arabic as a will as he sat beside fellow hijacker Zaid Jarrah - who seized control of United Airlines flight 93, which crashed into a field in Shanksville, Pa.