Air Force Week in New York City just wrapped up Aug. 21. But no trip to the Big Apple is complete without a trip to the Late Show with David Letterman. Ten airmen got their close-up, delivering Letterman’s signature Top 10 list.  Check out how they did. [youtube]http://www.youtube.com/watch?v=V4fwZZRVBXI&hd=1[/youtube]