190404-M-QT322-0007 ALCOCHETE, PORTGUAL (April 4, 2019) – U.S. Marines with the 22nd Marine Expeditionary Unit, fire M4A1 service carbines while on their sides at a non-standard shooting combat marksmanship range during Instruction Exercise (INSTREX) at the Alcochete Firing Range in Alcochete, Portugal, April 4, 2019. Elements from the 22nd MEU are participating in INSTREX in order to sustain combat readiness, execute amphibious operations, demonstrate interoperability and continue a strong partner relationship with our NATO ally. (U.S. Marine Corps photo by Staff Sgt. Andrew Ochoa/Released)