CHARLOTTE, N.C. — Former Gov. Pat McCrory, who is running for U.S. Senate, launched a new digital ad this week attempting to tie one of his biggest competitors to one of the most controversial men in North Carolina politics: Rep. Madison Cawthorn. The ad focuses on war in Ukraine and a riot at the U.S. Capitol on Jan. 6, 2021, putting sound bites from Cawthorn side-by-side with those of Rep. Ted Budd, the Trump-endorsed candidate in the Republican primary for Senate. Cawthorn and Budd were scheduled to share a stage with Trump at his rally in Selma on Saturday. The ad also highlights one of Mc…