ALAMEDA, Calif. - Petty Officer 3rd Class Marc Blalock and Lt. Russell Zuckerman take muster of the Pacific Area front office staff during the Great California Shakeout on Coast Guard Island in Alameda, Calif., Thursday, October 21, 2010. The entire Coast Guard base participated in the state-wide earthquake drill in order to raise awareness and become better prepared for a major earthquake. U.S. Coast Guard photo by Petty Officer 3rd Class Caleb Critchfield