lisa stark, abc news, washington. the international monetary fund is looking for a new leader this morning now that dominique strauss-kahn has quit. in a letter to the imf board, strauss-kahn said he wanted to devote all of his energy to battle those sexual assault charge he faces in new york. defense lawyers will make another appeal for bail later today, proposing that strauss-kahn be confined to his daughter s apartment in manhattan for 24-hour monitoring. big day to see what happens in that situation. a new recording of osama bin laden made before his death surfaced. in this 12 minute tape, the al qaeda leader praised the revolt that was taking place in the arab world. analysts have found alarming new information as they sort through mounds of information found at the bin laden compound. karen travers joins us now from washington with more. hi, karen. reporter: good morning, rob, good morning, peggy. a senior official tells abc news this period is similar to the