Stock Photo Description: This stock photo depicts Petty Officer 3rd Class Kelvin Kolb lowering a sling as he and the crew of his SH-60 Seahawk helicopter practice search and rescue techniques off the coast of Southern California on Oct. 24, 2006. Kolb, a U.S. Navy aviation warfare systems operator, is attached to Helicopter Anti-Submarine Squadron 4, deployed aboard the USS Ronald Reagan (CVN 76). DoD photo by Petty Officer 3rd Class Sarah Foster, U.S. Navy.