An image showing a National Guardsman donning what appears to be a Nazi symbol on his kevlar helmet has caused the Army to launch an investigation after it was spotted on social media. The 20th Special Forces Group’s official Instagram page posted a photo of three soldiers on Sunday, where one of them seems to have a patch depicting the Nazi SS Totenkopfverbände — or more commonly known as “Totenkopf” or “Death’s Head,” over a palm tree, according to Military.com. “That weekend feeling. Enjoy the rest of your weekend. Don’t stop training. Don’t get complacent,” the caption of the post...