Southwestern Athletic Conference Tournament Quarterfinals: No. 6 Arkansas – Pine Bluff held No. 3 Grambling to nearly 30 percent shooting from the field, fueling a 51-48 quarterfinal upset. Freshman Terrance Calvin was the only Golden Lion to score in double figures with 16 points, but he played 39 minutes to lead Arkansas – Pine Bluff from start to finish. The Golden Lions will play No. 2 Jackson State in the semifinals. [3/08/07]