Gilbert Brown and Ashton Gibbs made two free throws each in the final 30 seconds after Pittsburgh staged a frantic rally to tie it in regulation, then weathered three exhausting overtimes and West Virginia's own comeback to beat the Mountaineers.
Levance Fields atoned for two missed free throws at the end of the regulation and Pitt recovered after blowing a 19-point lead, beating upstart VCU 84-79 Saturday in the second round of the West Regional.
Dominic James made two free throws after being fouled with less than a second remaining in overtime and No. 24 Marquette rallied after squandering an 11-point lead to surprise No. 6 Pittsburgh 77-74 on Sunday.
Carl Krauser broke out of a brief scoring slump with a career-high 32 points and Pittsburgh (No. 10 ESPN/USA Today; No. 12 AP) bounced back from its first loss, holding off Syracuse's brief second-half comeback to win 80-67 Monday night.
Aaron Gray scored 20 points and Carl Krauser had 19 for No. 11 Pittsburgh, which shook off a 13-point deficit to remain one of three unbeatens in Division I with a 73-65 victory over DePaul on Thursday night.
Ronald Ramon hit a go-ahead 3-pointer with 15 seconds left in the second overtime and No. 20 Pittsburgh withstood frantic Notre Dame comebacks at the end of regulation and the first overtime to rally for 100-97 victory Wednesday night.
Carl Krauser's runner from the lane with 11 seconds remaining put Pittsburgh (No. 15 ESPN/USA Today, No. 18 AP) ahead to stay following two Notre Dame comebacks and the Panthers turned to their bench for a 68-66 victory Saturday.