Deiten Lachance homered twice off North Carolina ace Jason DeCaro, Oklahoma shut down the Tar Heels after the first inning and the Sooners won Game 1 of the College World Series finals 9-3 to move within a victory of the national championshipOMAHA, Neb. — Deiten Lachance homered twice off North Carolina ace Jason DeCaro, Oklahoma shut down the Tar Heels after the first inning and the Sooners won Game 1 of the College World Series finals 9-3 on Saturday to move within a victory of the national championship.The Sooners (42-22) used a four-run fourth inning to pull away for their ninth straight win and Cord Rager and two relievers allowed only two runners to reach second base after the Tar Heels (53-12-1) struck for three early runs.Oklahoma won national titles in baseball in 1951 and 1994 and will go for its third on Sunday. North Carolina, looking for its first, will try to force a deciding Game 3 on Monday.OU ended DeCaro’s uncharacteristic bad day in the fourth inning. The Sooners scored all four runs that inning with two outs starting when Kyle Branch broke a 3-all tie with a two-run single. Branch came home on Jason Walk’s base hit and Camden Johnson singled off Walker McDuffie to make it 7-3.DeCaro (11-3), who came in with a 2.31 ERA, was charged with all seven runs after having not allowed more than three in any of h …