Javon Small scored 31 points to lead West Virginia to an 86-78 overtime win over No. 3 Gonzaga in the opening round of the Battle 4 Atlantis tournament on Wednesday in Nassau, Bahamas.

The Mountaineers (4-1) trailed by 10 points early in the second half and by five points in the final minute. But in the final 19 seconds of regulation, Tucker DeVries scored five straight points to send the game into overtime.

In the extra session, Small scored five points and West Virginia held Gonzaga to a single field goal with 19 seconds left.

Amani Hansberry scored a career-high 19 points and eight rebounds for West Virginia, which advances to the semifinals on Thursday against another first-round surprise winner, Louisville, which stunned No. 15 Indiana.

Braden Huff scored 19 points and Khalif Battle added 16 points for Gonzaga (5-1), which sets up a consolation-round game against Indiana on Thursday.

Nolan Hickman scored 13 points. Ryan Nembhard had seven points and twelve assists for the Bulldogs.

Huff put Gonzaga in position to win when he made three hook shots in the final 2:34 of regulation as the Bulldogs turned a one-point deficit into a 69-66 lead.

Two free throws from Nembhard extended the lead to 71-66 with 25 seconds left. But DeVries followed with a 3-pointer from the top of the key, then made a steal in the middle of the court and drew a foul with 5.9 seconds left. His two free throws led to overtime.

The Mountaineers never trailed in overtime. Sencire Harris finished the game with a steal and a breakaway slam that gave West Virginia an 84-76 lead with 26 seconds left.

Battle, a transfer from Arkansas, scored eight points in a 90-second span late in the first half as the Bulldogs took control and took a 39-31 lead at halftime.

Gonzaga gained its largest lead early in the second half when Graham Ike scored on an inside goal to make it 43-33, assisted by Nembhard.

But West Virginia responded with a 17-2 run fueled by Small, who hit two 3-pointers and two layups. Hansberry drained a three-pointer and DeVries grinded in a putback layup to give the Mountaineers a 50-45 lead with 12:26 left.

DeVries finished the game with 16 points and four blocks.

–Field level media