U.S. Air Force Staff Sgt. Robert Colliton, Survival Evasion Resistance Escape specialist from the 18th Operation Support Squadron, and Lt. Col. Pete Ortiz Jr., 33rd Rescue Squadron director of operations, both on Kadena Air Base, Japan, send a helicopter rescue request message to pick them up during exercise PACIFIC THUNDER near Osan Air Base, Republic of Korea, Nov. 3 . PACIFIC THUNDER is a 10-day exercise from Oct. 31 to Nov. 9 at Osan AB. The exercise involves the 33rd Rescue Squadron from Kadena AB, Japan, and the 25th Fighter Squadron from Osan. These units work together to practice combat search and rescue tactics to prepare for real-world emergency situations. (U.S. Air Force photo/Tech. Sgt. Angelique Bilog/released)