171017-N-LU649-004 BREMERTON, Wash. (Oct. 17, 2017) Chief Damage Controlman Timothy Stephens, from Fresno, Calif., explains chemical, biological and radiological (CBR) signs to Sailors assigned to the aircraft carrier USS John C. Stennis (CVN 74) during a CBR rodeo. John C. Stennis is in port training for future operations after completing flight deck certification and conducting carrier qualifications. (U.S. Navy photo by Mass Communication Specialist 2nd Class Luke R. Moyer/Released)