Final Flight ceremony at Willow Grove base

A-10s from the 111th Fighter Wing are seen in the foreground as a U.S. Navy C-130 takes off from N.A.S. J.R.B. Willow Grove, in this May 13, 2005 file photo, in Willow Grove, Pa. (AP Photo/Joseph Kaczmarek, file)

March 30, 2011 3:26:01 PM PDT
It was a bittersweet ceremony today, at the Willow Grove Naval Air Station in Horsham.