Graphic of combined searches that will be complete by 6 p.m. Jan. 17, 2016, conducted by aviation assets involved in joint search efforts to locate and rescue 12 Marine aviators involved in an aircraft accident off Oahu's North Shore late night Jan. 14, 2016. Coast Guard search and rescue planners use a variety of systems to plan and coordinate searches. (U.S. Coast Guard graphic by Coast Guard Command Center Honolulu/Released)