Tamron 20-40mm f/2.8 Di III VXD Lens 10Bit 4K Video Test (Shot it on A7IV in Tokyo Japan)

Around the Corps U.S. Marines with 15th Marine Expeditionary Unit fire Mark 19 40 mm grenade machine guns during a theater amphibious combat rehearsal (TACR) in the U.S. 5th Fleet area of operations. TACR integrates U.S. Navy and Marine Corps assets to practice and rehearse a range of critical combat-related capabilities available to U.S. Central Command, both afloat and ashore, to promote stability and security in the region. (U.S. Marine Corps video by Staff Sgt. Kassie McDole) | Marine Forces