Block 50 F-16 Fighting Falcons Arrive at the 148th Fighter Wing, Duluth, Minn.
U.S. Air Force Colonel John Spencer, Jr., Vice Wing Commander, greats Maj. Matt Gynn as F-16C Block 50 Fighting Falcons from Spangdahlem Air Base, Germany arrive at the 148th Fighter Wing Air National Guard Base, Duluth, Minn. Apr. 27, 2010. The aircraft is one of the first block 50 F-16s to arrive at the wing as the unit becomes the first Air National Guard unit to convert to the block 50 aircraft from Active Duty Air Force. (U.S. Air Force photo by Tech. Sgt. Brett R. Ewald/Released)