A conversation about new attacks Donald Trump made on Gov. Brian Kemp (R-GA) came to a sudden halt on Sunday after CNN host Dana Bash reminded a GOP lawmaker that the former president tried to overturn the election results in Georgia in 2020 so he could remain in office. During an appearance on CNN’s “State of the Union,” the frequently combative Sen. Markwayne Mullin (R-OK) argued the former president had every right to lash out at Kemp at the rally in Atlanta Saturday night because the Georgia governor made it clear he won’t vote for Trump in November. That led the CNN host to remind him tha…