Malik Mack scored a career-high 37 points and undermanned Georgetown held on to beat Washington State 85-82 in the first round of the College Basketball Crown on Monday night in Las Vegas.Jordan Burks recorded his second double-double of the season with 16 points and 13 rebounds as Georgetown (18-15) advanced to Wednesday’s second quarterfinal game versus Nebraska (18-14). Georgetown won its first postseason game since the 2015 NCAA Tournament.LeJuan Watts led Washington State (19-15) with 22 points while Ethan Price added 16. Watts missed two free throws with 3.9 seconds left but the Cougars secured the rebound and Rihards Vavers missed a 3-pointer as time expired.Georgetown used a 9-0 run to take its first lead of the second half at 74-72 on two Caleb Williams free throws with 4:47 left. After a Washington State miss, Mack nailed a 3-pointer and the Hoyas took their largest lead of the game at 77-72.Washington State answered with six straight free throws to regain the lead at 78-77 with 3:01 left.Burks’ putback of a rare Mack miss gave the Hoyas an 81-80 lead with 1:34 left. After a defensive stop on the other end, Curtis Williams Jr.’s layup put the Hoyas up 83-80 with 41 seconds left. Watts raced down the court and his layup cut the Hoyas’ lead to 83-82 with 38 seconds left.Mack shot 13 of 24 from the field — including 8 of 12 from deep. Both Mack and Burks played all 40 minutes.An hour before the scheduled tip time, Georgetown put out an update on social media that a ‘health incident’ would leave the Hoyas with a limited roster against the Cougars.