Colonel Peter Baumgarten, left, commanding officer, 1st Marine Regiment, and a native of El Paso, Texas, rededicates the regiment’s battle streamers during a 100-year anniversary ceremony aboard Camp Pendleton, Calif., Jan 24, 2014. For the Marines, celebrating the 100th anniversary of the regiment honors all who have served and given their lives to make it what it is today. (U.S. Marine Corps photo by LCpl. Christopher J. Moore)