SAN ANTONIO -- Freshman Jhivvan Jackson came off the bench to hit four 3-pointers and score 22, Keaton Wallace added 11 points, eight rebounds and four assists and UT San Antonio shocked Western Kentucky 74-63 on Saturday.

The Roadrunners (13-11, 6-5 Conference USA) knocked down 8 of 23 shots from 3-point range (35 percent), while holding the Hilltoppers (16-7, 8-2) to 2 of 20 from distance. UT San Antonio made 16 of 20 from the foul line, while Western Kentucky connected on just 17 of 30 attempts (57 percent). The Roadrunners have won three straight.

Taveion Hollingsworth scored 21 on 8-of-13 shooting for the Hilltoppers, while Justin Johnson had 13 points and 13 rebounds for his eighth double-double of the season.

Jackson had three 3-pointers in a game-opening 17-5 run and the Roadrunners never looked back in the wire-to-wire win.

The Hilltoppers, who handed third-ranked Purdue one of its two losses on the season and also boast a win over SMU, got no closer than nine points after intermission.