Tipsheet Obama More Negative Than McCain Carol Platt Liebau | September 18, 2008 3:23 PM Howard Kurtz notes that Barack has recently released more negative ads than John McCain.This, Kurtz writes, "[d]espite perceptions that Sen. John McCain has spent more time on the attack."Huh. Wonder where that "perception" could have come from? And will the media be angry at him, now?