CHAPEL HILL, N.C. (AP) — Ian Book kept second-ranked Notre Dame’s offense moving while the Fighting Irish’s defense locked down after the first quarter to beat No. 25 North Carolina 31-17 on Friday. That kept the Fighting Irish on course to reach the Atlantic Coast Conference championship game. Book threw for 279 yards and a score while using his mobility to keep plays alive. Ben Skowronek ran for the go-ahead score midway through the third quarter, while Kyren Williams had two rushing scores along with a TD catch. UNC's Sam Howell threw for 211 yards and a touchdown. Notre Dame surrendered one field goal after the first quarter.