[contentcards url=”https://www.military.com/daily-news/2021/03/11/distracted-guard-gate-malfunction-allowed-intruder-board-aircraft-joint-base-andrews.html” target=”_blank”] By Oriana Pawlyk The U.S. Air Force says a series of missteps at Joint Base Andrews, Maryland, led to a Feb. 4 breach at the installation in which…