The second-ranked Oklahoma women's gymnastics team eyes its fifth Big 12 title as the Sooners open the postseason playing host to the 2012 Big 12 Championship, Saturday, March 24 at 4 p.m., at the Lloyd Noble Center against No. 19 Missouri and No. 25 Iowa State. The Sooners are ranked No. 1 in the Big 12 in all five team categories while Megan Ferguson is No. 1 on bars, beam and floor, and Sara Stone is No. 1 on vault.OU earned a league-best nine spots on the 2012 All-Big 12 Team