Sixers in search of closer, remain positive despite fourth-quarter collapse » Andre Iguodala, Paul Pierce

Andre Iguodala and the 76ers weren't able to close out Paul Pierce and the Celtics in Saturday's Game 1. (AP)

Andre Iguodala and the 76ers weren’t able to close out Paul Pierce and the Celtics in Saturday’s Game 1. (AP)

Philadelphia 76ers forward Andre Iguodala, left, posts up on Boston Celtics forward Paul Pierce (34) during the first quarter of Game 1 in the NBA basketball Eastern Conference semifinal playoff series, Saturday, May 12, 2012, in Boston. (AP Photo/Elise Amendola)