Petty Officer 1st Class Joe Tenorio, engineering petty officer, Aids to Navigation Team Kennewick, checks the thickness of the chain on a buoy’s mooring on Lake Roosevelt, located in northeastern Washington state. The team was working here recently servicing aids used by recreational and commercial boaters while they work and play on the popular lake. (U.S. Coast Guard photo by Petty Officer 1st Class Zac Crawford)