Infantrymen train between exercises in predeployment training

Private First Class Greg Nelson, right, rifleman, Alpha Company, 1st Battalion, 7th Marine Regiment, and Lance Cpl. Marcello Graziani, team leader, practice clearing urban environments of hostile personnel during the battalion's Mission Readiness Exercise at Marine Corps Air Ground Combat Center Twentynine Palms, Calif., Dec. 7, 2013. To ensure maximum readiness for their upcoming deployment, Marines rehearsed clearing urban environments during short breaks between training. The battalion is slated to continue a rigorous training schedule before deploying to Afghanistan this spring.