Michigan Sen. Elissa Slotkin says she is under federal investigation for her involvement in a video telling U.S. troops to resist illegal orders. The Iraq War veteran and former CIA analyst organized the November video in which she and five other Democratic lawmakers told military personnel not to follow orders if they are unlawful. President Donald Trump and his aides have called that video seditious. In a video posted to social media on Wednesday, Slotkin said the president is using the federa