Brackets everywhere are busted as No. 15 seed Princeton has taken down No. 2 seed Arizona 59-55. It’s the biggest of March Madness so far in the early rounds of the NCAA Tournament.

Arizona, a 16-point favorite, led 31-30 at the half. The Tigers outscored the Wildcats 29-24 in the second half.

Points were at a premium on Thursday. Arizona extended its lead to 55-50 at the 4:45 mark of the second half. The Wildcats would not score again in the game.

Arizona was holding onto a 55-54 lead until Princeton went in front 56-55 with roughly 2 minutes to go.

It remained a 56-55 game in the final seconds. Princeton founds its way to the foul line to extend the narrow advantage.

With Thursday’s primetime slate yet to tipoff, is already down to just 0.12% perfect brackets for this year’s tournament.

Princeton will play No. 7 seed Missouri on Saturday in the Round of 32. The winner of that game will advance to the Sweet 16.