NYT: Senator John McCains trip to Iraq last March was a low-key affair: With a small retinue of reporters chasing him abroad, the NBC News anchor Brian Williams reported on Mr. McCains visit there from New York, including it in the in other political news portion of his newscast. But when Senator Barack Obama heads for Iraq and other places overseas this summer, Mr. Williams is planning to catch up with him in person, as are the other two network evening news anchors, Charles Gibson of ABC and Katie Couric of CBS, who, like Mr. Williams, are far along in discussions to interview Mr. Obama on successive nights. Media Stars Will Accompany Obama Overseas