The Big 12 Conference reaffirmed its decision to press on with college football and other fall sports Wednesday, joining the ACC and SEC in taking the field amid the coronavirus pandemic. The move came one day after the Pac-12 and Big Ten announced they would not be participating this fall. The Big 12 board of directors approved a plan to begin fall sports after Sept. 1 with football playing a schedule in which each team can play one non-conference game before league play begins Sept. 26. The league\u2019s schools have agreed to enhanced coronavirus testing that includes three tests per week. Big 12 commissioner Bob Bowlsby said in a statement: \u201cWe are comfortable in our institutions\u2019 ability to provide a structured training environment, rigorous testing and surveillance, hospital quality sanitation and mitigation practices that optimize the health and safety of our student-athletes.\u201d NFL: The Buffalo Bills reportedly signed coach Sean McDermott to a four-year extension that runs through the 2025 season. \u2022 The Denver Broncos signed offensive tackle Demar Dotson, who spent his first 11 NFL seasons with the Tampa Bay Buccaneers, to a one-year deal. \u2022 Philadelphia Eagles coach Doug Pederson returned after missing less than two weeks because of the coronavirus. Motor sports: NASCAR\u2019s only Black full-time driver, Bubba Wallace, has signed a new sponsor that includes funding for his Richard Petty Motorsports team. Columbia Sportswear Co. announced a multiyear sponsorship with Wallace as a brand ambassador that will also put the company on the No. 43 beginning at Dover this month. Tennis: American Coco Gauff, 16, overcame shaky serving to beat No. 2 seed Aryna Sabalenka 7-6 (2), 4-6, 6-4 and reach the Top Seed Open quarterfinals in Lexington, Ky. WNBA: At the bubble in Bradenton, Fla., Jewell Loyd and Sami Whitcomb each scored 20 points and the Seattle Storm (8-1) won their sixth straight game with a 100-63 rout of the Atlanta Dream. ... DeWanna Bonner scored 18 points as the Connecticut Sun beat the Dallas Wings 70-66. ... Allie Quigley scored 20 points and the Chicago Sky beat the Phoenix Mercury 89-71. Soccer: David Accam scored in the 86th minute to give Nashville SC a 1-0 victory at FC Dallas in the first match for both teams since the MLS shut down the season in March because of the coronavirus. Nashville and Dallas were forced to withdraw from the MLS is Back tournament this past month in Florida because of positive coronavirus tests. Wednesday\u2019s game was the first of the league\u2019s restart of the regular season. \u2022 Neymar set up goals by Marquinhos and Eric Choupo-Moting as Paris Saint-Germain staged a stoppage-time comeback to beat Atalanta 2-1 in the Champions League quarterfinals in Lisbon. Obituary: Bill Yeoman, who led Houston to four Southwest Conference football titles and a school-record 160 victories, died at 92. A College Football Hall of Famer, Yeoman coached the Cougars from 1962-1986, leading them to 11 bowls.