After pulling away late from Providence in a 73-69 victory Friday afternoon, 7th-seeded Texas A&M turns its sights to 2nd-seeded North Carolina Sunday in Charlotte at 4:15 p.m. CT.Here are five things to know about the Aggies (21-12) second-round opponent, the Tar Heels (26-10):Tar Heels on title defense questAs the reigning national champions, North Carolina is eyeing to become the first team to win back-to-back titles since Florida in 2006-07.The Tar Heels have been in the title game two-straight years, but fell short the last time the Final Four was in the Lone Star State (2016).