By Chris Rosvoglou The No. 1 seed in the East Region is officially on upset alert. Baylor currently trails North Carolina by 13 points at halftime this Saturday afternoon. It’s been the R.J. Davis show for the Tar Heels. So far, the sharpshooter has 17 points. The Bears, meanwhile, have really struggled when it comes to taking care of the basketball. They already have eight turnovers in this game. Every time Baylor tried to chip away at North Carolina’s lead in the first half, Hubert Davis’ squad had an emphatic response. There’s still time for Baylor to turn things around and keep its champio…