In only their second appearance in the NCAA Tournament, the North Dakota State Bison pulled off a big upset, defeating 5-seed Oklahoma 80-75 in overtime.

NDSU outscored Oklahoma 14-9 in overtime to move on to the third round of the NCAA Tournament. The Bison were led by Lawrence Alexander, who scored 28 points, and TrayVonn Wright, who added 14 points.

The Bison will face the winner of 4-seed San Diego State and 13-seed New Mexico State on Saturday. Tip-off for that game has yet to be announced.

Check out the scene inside the Bison locker room after the win below: