U.S. PRESIDENT GEORGE W. BUSH LEFT IRAQ AT 1:50 P.M. EDT (1750 GMT) ON TUESDAY AFTER A SURPRISE TRIP TO BAGHDAD TO MEET WITH THE NEW IRAQI LEADERSHIP AND U.S. TROOPS, A WHITE HOUSE OFFICIAL SAID. BUSH, WHO MET WITH IRAQI PRIME MINISTER NURI AL-MALIKI TO SHOW SUPPORT FOR THE NEW GOVERNMENT, WAS ON HIS WAY BACK TO WASHINGTON, ACCORDING TO REUTERS.