Coast Guard Station Golden Gate crewmembers conduct surf training aboard two 47-foot motor lifeboats off the Ocean Beach area of San Francisco Nov. 10, 2016.  U.S. Coast Guard photo by Petty Officer 2nd Class Cory J. Mendenhall. SAN FRANCISCO — The Coast Guard conducted surf training in San Francisco Thursday in an effort to maintain crew proficiency in boat handling during heavy sea conditions. “The...