Troy Thompson also scored 11 points and J.D. Wallace added seven to go with 14 rebounds for PVAMU (10-16, 7-5 Southwestern Athletic Conference).
The teams combined to miss the first 13 field-goal attempts in overtime, and finished 1 of 14. Hamilton opened the scoring in the extra period when he hit two free throws with 3:19 to play and it was scoreless until he made two more foul shots with 31 seconds left. Hamilton and Jones combined to make 3 of 4 free throws to make it 63-56 with 10 seconds remaining before a dunk by JSU's Paris Collins capped the scoring.
Collins had 18 points on 8-of-24 shooting for the Tigers (10-16, 7-6). Treshawn Bolden scored 16, including three 3-pointers, and Jeremiah Bozeman added 10 points. Bolden made 6 of 6 from the field and Bozeman hit 4 of 5.
The teams, who came in tied for first in the conference in 3-point percentage (35.1), combined to make 10 of 52 (19.2 percent) from beyond the arc and committed 40 total turnovers.
Jackson State has lost three in a row and six of its last seven.
Washington team bus blows tire, catches fire after loss to Auburn
The Huskies men's basketball team was forced to evacuate the team bus after it blew a tire and caught fire Friday night following an 88-66 loss at No. 11 Auburn.
Raimo, Stepteau help Hawaii beat Portland 82-64
Zigmars Raimo tied his career-high with 17 points and Brocke Stepteau scored 16, including four 3-pointers, to help Hawaii beat Portland 82-64 on Friday night.
Jones leads Radford to an 88-78 win over UIC in home opener
Carlik Jones scored 24 points and dished 10 assists and Radford pulled away late to top UIC, 88-78 in an opening round game in the Gotham Classic tournament Friday night.