Julien Brun of TCU shot a 66 for the second consecutive day and won the individual title at the Big 12 Championship with a 277 on Sunday in Trinity.Brun finished nine strokes ahead of Sam Daley of Iowa State.That tied for the third-largest margin of victory in conference history.The 277 was only one stroke behind the Big 12 record of 276 set by Morgan Hoffman of Oklahoma State in 2009.The 66 tied the conference record for the lowest fourth-round score.“I had a good start today and it helped me build momentum,” Brun said. “This is a really stressful golf course. I couldn’t relax until the end.”TCU shot a 283 on the final day and finished fifth with a 1,170. Texas won with a 1,158.Baylor sweepsBaylor won the men’s and women’s division at the Big 12 Tennis Championships at TCU.The Bears won the men’s title with a 4-3 victory over Oklahoma. They won the women’s division with a 4-1 victory over Oklahoma State.UTA roundup • Track & field: Clayton Vaughn was one of three winners for UT Arlington at the Bobcat Classic in San Marcos on Saturday.Vaughn won the 100 meters in 10.13. Katelyn Howard was the 3,000-meter steeplechase winner with a 10:50.12. The women’s 4x400 relay team won with a 3:42.97. • Softball: UTA fell to visiting Louisiana Lafayette 8-0 in Sun Belt Conference play. The Mavericks (20-29, 4-13) were outscored 20-0 over the weekend.Big 12 baseball • Oklahoma State 8, Texas 3: Craig McConaughy had three hits and three RBIs, leading the Cowboys (31-13, 13-5) by the Longhorns (32-13, 10-8). • Texas Tech 14, Oklahoma 4: Eric Gutierrez and Adam Kirsch combined for seven RBIs, leading the Red Raiders (35-13, 11-7) over the Sooners (25-20, 5-10). Kansas 8, Baylor 5: Tucker Tharp knocked in five runs, helping the Jayhawks (26-20, 9-9) top the Bears (19-25, 5-12).