Lance Cpl. Carlos Morris, admin specialist, Headquarters Battalion, helps camper, Chase Neiberger learn how to shoot an archery bow at Camp Ronald McDonald in Mountain Center, Calif. on Sept. 13, 2014. Desert Arc has provided disabled adults with care and life skills for approximately 55 years. - Lance Cpl. Carlos Morris, admin specialist, Headquarters Battalion, helps camper, Chase Neiberger learn how to shoot an archery bow at Camp Ronald McDonald in Mountain Center, Calif. on Sept. 13, 2014. Desert Arc has provided disabled adults with care and life skills for approximately 55 years.