NEW YORK (AP) Micah Mason had 19 points and eight rebounds and Duquesne beat Saint Louis 61-55 in the opening round of the Atlantic 10 tournament Wednesday night to end the Billikens' first-to-worst season.
Last-place Saint Louis (11-21), which was regular-season A-10 champ last year, finished with five straight losses.
Derrick Colter scored seven points in two minutes to put Duquesne up 47-44 with 8:18 left in the second half.
The Dukes and Billikens traded 3-pointers and the lead late in the second half.
Gill's foul-line jumper put the Dukes up 58-55 with 1:48 left and they held on for the win.