D-M Airmen resuscitate CPR skills
U.S. Air Force 2nd Lt. Alexander Manners, 612th Air Communication Squadron command, control, communications, computers and intelligence (C4I) infrastructure officer in charge, performs compressions on a practice dummy during a cardiopulmonary resuscitation training session at Davis-Monthan Air Force Base, Ariz., March 18, 2014. According to the International Liaison Committee on Resuscitation guidelines, CPR involves chest compressions at least two inches deep and at a rate of at least 100 compressions per minute to pump blood through the heart and to the body. (U.S. Air Force photo by Senior Airman Sivan Veazie/Released)