The National Guard disputed a claim that troops intentionally turned their backs on President Joe Biden’s motorcade as it passed through D.C. “These National Guardsmen were on duty with a mission to protect the president against potential threats,” Capt. Tinashe Machona, a spokeswoman for the D.C. National Guard, told the Stars and Stripes newspaper. “Some are facing out to ensure the safety of all.” A video that showed Guard members with their backs turned garnered more than 2 million views. “Claim is @joeBiden banished troops in DC to parking garage when they weren’t on guard b/c he felt the troops had disrespected him by turning their backs on him,” tweeted Crime Prevention Research Center President John Lott Jr. after the clip went viral. “Others say they were facing out away from the entire motorcade b/c any threat to it would come from outside the road.” More than 20,000 National Guard …