By Adam Gibson | Sports Writer
This past weekend for the Big 12 was one of the most exciting and surprising weekends since last season with several upsets to shift the entire standing of the conference. Here are my takes on the new Big 12 power rankings.
1. Oklahoma (4-0, 1-0) (No. 6 in AP poll)
The Sooners escaped with a 28-21 overtime win at home against Army in what was, surprisingly, the closest game for Oklahoma on the season. Junior quarterback Kyler Murray, for the third game in a row, threw for three touchdowns while rushing for one.