150223-N-KG618-164 YOKOSUKA, Japan -Commander, U.S. 7th Fleet flagship, USS Blue Ridge Capt. Kyle P. Higgins and Lt. Seth Hall, main propulsion assistant, observe as Machinist's Mate 1st Class Stephan Piper, boiler technician of the watch, radios safety checks in the fire room. Blue Ridge successfully conducted a "light off" of its boilers, providing steam to power the steam plant, in order to resume patrols of the 7th Fleet area of operations.