ANDREWS AIR FORCE BASE, Md., May 15, 2009 – As acrobatic aircraft buzzed overhead as part of the run-up to the annual air show here this weekend, Air Force Lt. Col. Derek Routt paid more notice to the parked, baby-blue and white business jets on the ground -- aircraft used by the nation’s elected and military leaders. Air Force Lt. Col. Derek Routt, “Thunderbird No. 7,” looks across the flight line on Andrews Air Force Base, Md., May 14, 2009, before an upcoming air show. Routt is a Nevada Air National Guard member in his first season as operations...