Akeem Richmond scored 36 points, including a school-record 11 3-pointers, as 12th-seeded East Carolina beat No. 13 seed Texas-San Antonio 79-76 in the first round of the Conference USA tournament on Tuesday night.
Paris Campbell added 20 points for ECU (17-15), which will face fifth-seeded UTEP on Wednesday.
Richmond moved into 4th on the NCAA list for most 3-point field goals made in season (150) and is now tied with Jack Leasure for 9th all-time with 411 in his career.
ECU used a 21-2 run — including four 3-pointers by Richmond — to open up seven-point lead with 10:49 remaining.
Devon Agusi's 3 with 5 seconds left pulled UTSA within two but, after Prince Williams made 1 of 2 free throws on the other end, Agusi missed a trey and the Pirates held on for the win.
Agusi paced the Roadrunners (8-22) with 21 points.