U.S. Air Force Lt. Col. Jimmy Jackson, 93rd Bomb Squadron and Maj. Landon Bell, 343rd Bomb Squadron, confer with a 2nd Bomb Wing maintainer during the preflight next to the aircraft taking part in a command directed exercise named ”Polar Growl”. This long range exercise is over the Arctic and North Sea regions. These bomber missions provide unique opportunities to integrate and train with Geographic Combatant Commands and our Allies and partners in joint and coalition operations and exercises. (U.S. Air Force photo by Master Sgt. Laura Siebert/Released)