Donald Trump supporters at the Missouri Republican Caucus on Saturday attacked fellow attendees who supported the former president’s opponent, a prior member of the “grand old party” reported. Former Lincoln Project veterans affairs adviser Fred Wellman, an ex-Republican and current Democratic campaign consultant, reported the aggressive development on social media. Wellman also recently hit retired Lt. Gen. Michael Flynn, a Trump adviser who played a prominent role in efforts to overturn the 2020 election, with a sanctions bid in a defamation lawsuit. On Saturday, Wellman conveyed information…