U.S. Air Force pararescuemen from the 82nd Expeditionary Rescue Squadron prepare to inflate a rescue boat after parachuting into the drop zone during a personnel recovery exercise July 19, 2012, in the Gulf of Tadjoura, Djibouti. The joint exercise with the 81st ERQS, 82nd ERQS and the Spanish navy allowed the pararescuemen to practice insertion, emergency medical, and extraction procedures in support of Combined Joint Task Force - Horn of Africa.