191210-M-QP496-1172 CAMP LEJEUNE, N.C. (Dec. 10, 2019) Lt. Jarrett Darrah, right, and Hospitalman Jacob Booton with 2D Dental Battalion, 2nd Marine Logistics Group, perform a filling on a patient during an Authorized Dental Allowance List (ADAL) exercise on Camp Lejeune, North Carolina, Dec. 10, 2019. Sailors form 2D Dental Battalion participated in ADAL to practice expeditionary dentistry in a field environment. (U.S. Marine Corps photo Cpl. Scott Jenkins/Released)