ATHENS, Ga.—Stetson Bennett threw two touchdown passes and ran for a score and No. 1 Georgia shut down No. 2 Tennessee’s high-powered offense, dominating the Volunteers 27–13 on Saturday in an SEC showdown of the nation’s top-ranked teams. Georgia (9–0, 6–0 Southeastern Conference) turned the 25th regular-season matchup of the top two teams in the…