WASHINGTON (AP) - Former White House press secretary Ari Fleischer leaked the identity of a CIA operative to Washington Post reporter Walter Pincus during a 2003 phone call, Pincus testified Monday as the first defense witness in the CIA leak trial. Pincus was one of the first reporters to learn the identity of Valerie Plame, the wife of former ambassador and prominent Iraq war critic Joseph Wilson. Pincus said he learned her identity July 12, 2003 but did not immediately write about it. Plame was outed by syndicated columnist Robert Novak two days later. Pincus testified on behalf of Vice...