Photo Information U.S. Marine Brig. Gen. Jason Woodworth, the commanding general of Marine Corps Installations West, Marine Corps Base Camp Pendleton, speaks to Marines during a simulated active shooter scenario during exercise Semper Durus 23 on Camp Pendleton, California, April 11, 2023. Semper Durus is designed to improve regional command and control, enhance interagency coordination, and improve installation capabilities to respond to, and recover from, a crisis event and validate the installation mission assurance all-hazard plan. (U.S. Marine Corps photo by Cpl. Angela Wilcox) Photo by Cpl. Angela Wilcox Download Details Share Semper Durus 23 17 Apr 2023 | Camp Pendleton Marine Corps Base Camp Pendleton PRINT SHARE Camp Pendleton -- U.S. Marines with the Provost Marshal’s Office, Security and Emergency Services Battalion, Marine Corps Base Camp Pendleton, participate in a simulated active shooter scenario during exercise Semper Durus 23 on Camp Pendleton, California, April 11, 2023. Semper Durus is designed to improve regional command and control, enhance interagency coordination, and improve installation capabilities to respond to, and recover from, a crisis event and validate the installation mission assurance all-hazard plan. (U.S. Marine Corps photo by Cpl. Wilcox) More Media Semper Durus 23 Photo by Cpl. Angela Wilcox Download Details Share Semper Durus 23 Photo by Cpl. Angela Wilcox Download Details Share Tags Semper Durus 23 , Active Shooter Exercise