Kopps, the front-runner for college baseball’s top award, entered the game with a 0.66 ERA and a 12-0 record with 11 saves; he had allowed only six runs in 80⅓ innings this season.
But NC State , which lost 21-2 on Friday, held down the Razorbacks’ potent offense while winning two straight one-run games in Fayetteville, Arkansas.
Torres homered in all three games for the Wolfpack, who opened 1-8 in Atlantic Coast Conference play and 4-9 overall.
“They’re a really good group of players and committed to one another,” NC State coach Elliott Avent said.
Also locking up a CWS berth on Sunday was Tennessee , which completed a two-game sweep of LSU with a 15-6 win.