By Ryan AberStaff writerraber@oklahoman.comNORMAN — OU led by 16 points in the final minute Saturday when, after Spencer Rattler took a knee for the second consecutive time, TCU coach Gary Patterson called a timeout.After a 2-yard run by Seth McGowan, Patterson called another timeout.The Sooners then kicked a field goal on fourth down.Monday, OU coach Lincoln Riley said he was perplexed.“I didn’t understand it,” Riley said.Read more on NewsOK.com