Military working dog, Arpi, a 5-year-old German Sheppard, catches a chew toy in mid-air thrown by Master-at-Arms 1st Class Doug Johnson.

PEARL HARBOR, Hawaii (Mar. 29, 2007) Military working dog, Arpi, a 5-year-old German Sheppard, catches a chew toy in mid-air thrown by Master-at-Arms 1st Class Doug Johnson, a military working dog handler assigned to Naval Station Pearl Harbor (NAVSTA PH), Security K-9 Division. Johnson rewarded Arpi after locating hidden explosives inside of a car during a training exercise on board NAVSTA PH. The NAVSTA PH, Security K-9 Division is a specialized unit that provides regional security support for patrol, explosive and drug detection. U.S. Navy photo by Mass Communication Specialist 1st Class James E. Foehl File# 070329-N-4965F-003