Master-at-Arms 1st Class Kenneth Spade, from Harker Heights, Texas, and Fien, a military working dog, perform a demonstration for guests during Naval Air Station Whidbey Island's (NASWI) open house. The open house provides the general public an opportunity to interact with Sailors and learn more about NASWI's role both in the community and the Navy. (U.S. Navy photo by Mass Communication Specialist 2nd Class John Hetherington)