Oak Park High School - U.S. Coast guard photo

LOS ANGELES -- Lt. Cmdr. Christopher Boes, Incident Management Division Chief of Sector Los Angeles-Long Beach, talks with students from Oak Park High School in Oak Park, Calif., about the commercial activities of the Ports of Los Angeles and Long Beach Dec. 16, 2009 during a tour of the ports aboard a 41-foot Utility Boat from Station Los Angeles-Long Beach. The students are researching the effects of commerce on the marine environment for a school project. Angel's Gate Lighthouse can be seen in the background, marking the entrance to the Port of Los Angeles. U.S. Coast Guard photo by Petty Officer 3rd Class Cory J. Mendenhall.