Tommy Castellanos gets the start and helps No. 13 Texas Tech to 34-26 win over No. 22 Arizona

Tommy Castellanos threw two touchdown passes and ran for 117 yards and a score as the starter over Will Hammond, and No. 13 Texas Tech beat No. 22 Arizona 34-26 in a matchup that was pivotal to the Big 12 title and College Football Playoff hopes of bot…