Quarterback Blake Barnett, who started his career at Alabama?and recently graduated from Arizona State, has enrolled at South Florida?as a graduate transfer and will be eligible to play for the Bulls next season, the school announced Friday. Barnett, 22, will have two years of eligibility remaining and will compete with Brett Kean and Chris Oladokun for the South Florida starting quarterback job as the Bulls look to replace Quinton Flowers, their starter for the past 38 games and the most decorated QB in program history. Barnett was a five-star prospect in the 2015 signing class out of Corona, California and initially committed to Notre Dame but wound up signing with Alabama. Barnett redshirted in 2015 and opened the 2016 season as Alabama's starter against USC. Jalen Hurts, though, replaced Barnett as the Tide's starting quarterback that season, and Barnett elected to transfer to Arizona State. Barnett finished the 2016...