THE "DEBATE"Democratic Party's Problem Transcends Its Anti-War Contingent Mia T, 5.5.03 Nine Democratic presidential candidates battled tonight over the war in Iraq and over how to provide health care insurance for all Americans, in a debate that highlighted deep fissures in the party that several candidates warned could endanger its chances of winning back the White House. It was the first time these candidates have met in debate, and it almost instantly turned into a squabble that revealed strong -- and in one case apparently personal -- differences in this crowded field, on national security and domestic policy....