Associated Press FORT WORTH, TEXAS—RJ Davis scored a career-high 30 points with a nifty layup while being fouled in overtime, and eighth-seeded North Carolina blew a 25-point second-half lead but still found a way to beat defending champion Baylor 93-86 in the second round of the NCAA Tournament on Saturday. Brady Manek had a season-high 26 points before getting ejected because of a flagrant foul midway through the second half, right after his 3-pointer had given the Tar Heels (26-9) their largest lead. A year after going out in the first round of the tourney in retiring coach Roy Williams’ fi…