At the football game the visiting team has the ball, on 2nd down and a 3 point lead. A football coach would know his quarterback could take a knee for 2 plays and run the clock down, to avoid risking a fumble, which is what happened.
When Walker and Trivette bust up the illegal card game at the bar (around 30 min) they had no warrant and no probable cause to go in the back room. The arrests should be declared invalid.