Presbyterian's Armel TeTe made a layup to open the scoring in overtime but the Blue Hose (11-18, 4-12) went 0 for 6 from the field, missed their only free-throw attempt from there and Radford closed on an 8-0 run.
Davon Bell hit a 3-pointer to give Presbyterian a 66-65 lead with 13 seconds left in regulation but Phillips hit 1-of-2 free throws with a second left to force overtime.
Senior Ruben Arroyo, who came in averaging 3.4 points per game, hit five 3-pointers and finished with 17 points -- both career highs -- for the Blue Hose. Bell added 16 points and six assists.
Williams ties single game record with 15 3s, drops 49 points
Robert Morris' Josh Williams hits 15 3-pointers to tie the D-I record, as he finishes with 49 points in the victory.
High-scoring No. 3 Gonzaga hosts Texas A&M
While both Gonzaga and Texas A&M have dealt with early-season injuries, the Bulldogs haven't missed a beat.
James with 23 points leads Wyoming over Grambling 86-78
Justin James scored 23 points and grabbed seven rebounds and Wyoming edged Grambling 86-78 on Wednesday night.