The 6-foot-5 Crittenton took over the game with some impressive penetrating moves, scoring all but two of the Yellow Jackets' points in a 12-2 run that gave them a 72-54 lead with 3:44 to play.

Georgia Tech (4-0) will play No. 12 Memphis, which beat Oklahoma 77-65, in tomorrow's semifinals.

Purdue (2-1) used physical defense to stay with Georgia Tech until Crittenton took over. He had two moves where he penetrated through three defenders and flipped the ball underhanded up to the rim for baskets. He added a one-handed move to the right side of the rim that made it 70-54 with 5:10 left and then capped his personal run with two free throws that gave Georgia Tech the 18-point lead with 3:44 to go.

Crittenton, who entered the game averaging 15.7 points and 8.0 assists, had five assists and finished 11-for-12 from the free throw line, all in the second half.