On Thursday, fans received another healthy serving of entertainment at the Big 12 Softball Tournament. Over 10 hours, eight teams took the field with their postseason hopes on the line. No. 6 seed BYU kicked off the excitement with a 7-2 upset win over No. 3 Oklahoma State. The Cougars scored the first seven runs of the game and never looked back. The victory marked BYU’s team’s third win over a Top 10 team this season, the most in program history. The team has now won four-straight games. BYU isn’t the only team catching fire at the right time. For the first time since 2011, Oklahoma did not …