Air Force Senior Airman Josue Mendo dons his chemical defense gear. Air Force Senior Airman Josue Mendo dons his chemical defense gear during Exercise Beverly Bulldog at Osan Air Base, South Korea, on Jan. 24, 2006. The training exercise tests the base's ability to protect its operations from missile attacks and enemy special operations forces. Mendo is attached to the 51st Munitions Squadron at Osan. SHARE IMAGE: Download Image: Full Size (0.04 MB) Photo By: VIRIN: 863496-W-YAE54-854.jpg Photo Gallery