ALAMEDA, Calif. - Cmdr. Brian Glander, executive officer of Coast Guard Air Station San Francisco, and Lt. Cmdr. Harper Phillips, operations officer, show pilots from the China Rescue Service Coast Guard survival gear during a tour of Air Station San Francisco Aug. 9, 2011. Air Station San Francisco provides coverage to more than 300 miles of coastline and has been adjacent to San Francisco Airport since 1941. U.S. Coast Guard photo by Petty Officer 3rd Class Barry Bena.