A progressive political group focused on veterans’ issues is calling out a former Navy SEAL officer following what the organization called “bombshell” reports that found he may have “misrepresented” aspects of his military service to try to win an election. Tim Sheehy is a former Navy SEAL officer who served from 2008 to 2014 and was deployed to conflict zones in Iraq and Afghanistan. He earned the Bronze Star with Valor and the Purple Heart. Now, he’s trying to unseat the Democratic incumbent Sen. Jon Tester in a closely watched Montana race. On Friday, two people who had close interactions w…