Navigator, 1ST Lieutenant Ying Woo, 50th Airlift Squadron, uses a sextant onboard the C-130 Hercules. The 50th Air Squadron is on temporary duty from Arkansas to Ramstein. Wearing flight helmets, kevlar and life survival vests, the crew flies missions from Ramstein Air Base, Germany into Bosnia-Herzegovina in support of the Implementation Force (IFOR). The IFOR mission is to ensure that the former warring nations of Serbia, Bosnia-Herzegovina and Croatia honor the Dayton Peace Accord to cease fire and maintain permanent borders