December 11, 2019 - U.S. Marines
with 2nd Battalion, 5th Marine Regiment, 1st Marine
Division, conduct a live-fire and maneuver during Steel
Knight 20 (SK20) at Marine Corps Air Station Yuma, Arizona.
SK20 is an annual training exercise
executed by approximately 13,000 Marines and Sailors
designed to improve and assess the 1st Marine Division's
ability to fight and win against a peer or near-peer threat.