Crews are working to contain and clean up diesel fuel spilling out of a 60-foot fishing boat that ran aground on Santa Cruz Island on Dec. 15, according to the U.S. Coast Guard. At about 2 a.m., members of Coast Guard Sector Los Angeles/Long Beach watchstanders were alerted to a report from Vessel Assist Ventura about f/v Speranza Marie, which ran aground in Chinese Harbor on Santa Cruz Island. The boat was carrying six people and about 1,000 gallons of diesel fuel, according to the Guard. A unified command was created by the Coast Guard, California Department of Fish and…