Hook Drill Marine Corps Lance Cpl. Quenton Timmerman throws a hook during an obstacle clearing drill while training in Djibouti, Sept. 17, 2018. Marine Corps photo by Cpl. Danny Gonzalez SHARE IMAGE: Download Image: Full Size (1.81 MB) Tags: Lethality, Marines Photo By: Cpl. Danny Gonzalez VIRIN: 180917-M-MR595-1170X.JPG Photo Gallery