HOUSTON -- Arvell Nelson scored on a 10-yard touchdown run in overtime and Texas Southern rallied to beat Grambling State 41-34 on Thursday night.
Texas Southern scored 24 unanswered points after Anthony Carrothers' 1-yard run gave Grambling a 34-17 lead with 4:11 left in the third quarter.
Martin Gilbert had a 1-yard touchdown run early in the fourth, Nelson tossed a 23-yard TD pass to Richard Samuel and Robert Hersh tied it with a 20-yard field goal with 15 seconds remaining.
Marcus Wright rushed for 171 yards and a touchdown for Texas Southern (7-3, 7-1 Southwestern Athletic Conference), which finished with 370 yards on the ground. Nelson had 21 carries for 147 yards and two scores, and threw for 171 yards and a TD.
Grambling's Edward Patterson had a 95-yard kickoff return for a touchdown and Derrick Wilhite returned an interception 38 yards for another score.
Grambling (8-2, 7-1) finished with 220 yards, just 90 through the air.