Chopper crews take the plunge

Maj. Ronald Frantz, 76th Helicopter Squadron commander, escapes a mock submerged helicopter at  Nov. 22 at Vandenberg's base pool.  The exercise is used to prepare crew members to safely escape a submerged aircraft and assure crew member recovery afterwards.  (U.S. Air Force photo by Airman Adam Guy)

Maj. Ronald Frantz, 76th Helicopter Squadron commander, escapes a mock submerged helicopter at Nov. 22 at the Vandenberg Air Force Base pool. The exercise is used to prepare crew members to safely escape a submerged aircraft and assure crew member recovery afterwards. (U.S. Air Force photo by Airman Adam Guy)

1st Lt. Abbe Shafer, 76th Helicopter Squadron pilot,  is flipped over in an underwater egress training chair Nov. 22 in Vandenberg's base pool.  The exercise is used to simulate escaping from an underwater helicopter crash.  (U.S. Air Force photo by Senior Airman Vanessa Valentine)

1st Lt. Abbe Shafer, 76th Helicopter Squadron pilot, is flipped over in an underwater egress training chair Nov. 22 in Vandenberg's base pool. The exercise is used to simulate escaping from an underwater helicopter crash. (U.S. Air Force photo by Senior Airman Vanessa Valentine)

Maj. Ronald Frantz, 76th Helicopter Squadron commander, prepares to escape a mock submerged helicopter at  Nov. 22 at Vandenberg's base pool.  The exercise is used to prepare crew members to safely escape a submerged aircraft and assure crew member recovery afterwards.  (U.S. Air Force photo by Airman Adam Guy)

Maj. Ronald Frantz, 76th Helicopter Squadron commander, prepares to escape a mock submerged helicopter at Nov. 22 at Vandenberg's base pool. The exercise is used to prepare crew members to safely escape a submerged aircraft and assure crew member recovery afterwards. (U.S. Air Force photo by Airman Adam Guy)

Staff Sgt. Bryan Waits, 76th Helicopter Squadron, works to get his safety belt lossened in a mock submerged helicopter Nov. 22 at Vandenberg's base pool.  The exercise is used to prepare crew members to safely escape a submerged aircraft and assure crew member recovery afterwards.  (U.S. Air Force photo by Airman Adam Guy)

Staff Sgt. Bryan Waits, 76th Helicopter Squadron, works to get his safety belt lossened in a mock submerged helicopter Nov. 22 at Vandenberg's base pool. The exercise is used to prepare crew members to safely escape a submerged aircraft and assure crew member recovery afterwards. (U.S. Air Force photo by Airman Adam Guy)

Col. Joseph Anderson, 30th Medical Group commander, empties water from a life raft Nov 22 at Vandenberg's basoe pool.  The raft was used to prepare crew members to escape a submerged aircraft and get to the life raft until rescued.  (U.S. Air Force photo by Airman Adam Guy)

Col. Joseph Anderson, 30th Medical Group commander, empties water from a life raft Nov 22 at Vandenberg's basoe pool. The raft was used to prepare crew members to escape a submerged aircraft and get to the life raft until rescued. (U.S. Air Force photo by Airman Adam Guy)

Staff Sgt. Sharon Saxon, 76th Helicopter Squadron, instructs a simulated downed helicopter crew aboard a life raft Nov. 22 in Vandenberg's base pool.  The life raft is used to keep crew members afloat after escaping a downed aircraft submerged in water where they would remain until rescue workers arrive.  (U.S. Air Force Photo by Airman Adam Guy)

Staff Sgt. Sharon Saxon, 76th Helicopter Squadron, instructs a simulated downed helicopter crew aboard a life raft Nov. 22 in Vandenberg's base pool. The life raft is used to keep crew members afloat after escaping a downed aircraft submerged in water where they would remain until rescue workers arrive. (U.S. Air Force Photo by Airman Adam Guy)