DES MOINES, Iowa — Ricky Council IV and Davonte Davis combined for 46 points and No. 8 seed Arkansas advanced to its third consecutive Sweet 16 with a 72-71 upset of No. 1 seed Kansas on Saturday.Daniels had 21 second-half points and a game high 25, while Council made 10 of 11 free throws and scored 21 with six rebounds and four assists.”Devo was absolutely incredible,” Arkansas coach Eric Musselman said, moments after recovering the shirt he ripped off and waved over his head in celebration.Arkansas made 21 of 26 free throws and outscored Kansas 15-2 on second-chance points.Council sealed Arkansas’ upset at the foul line, including the deciding pair with seven seconds left to oust the West Region No. 1 seed.After making the first of two free throws, Council got his own miss on the second, attacked off the dribble and was sent back to the line where he drilled both to push Arkansas to a 70-67 lead with 20 seconds left. Jalen Wilson was fouled, the fifth for Arkansas freshman Jordan Walsh, and he made both free throws with eight seconds to go.Wilson tied the game at 67 with two free throws. He led the Jayhawks with 20 points and made 9 of 11 free throws.Davis delivered his season-high with 25 points and eight rebounds before fouling out with 1:56 on the clock. Arkansas regained possession trailing 65-63, Council made a turnaround jumper to knot the game at 65 with 1:43 to go.