Plomb, Cox lift Army over American U, 68-66
A layup by Marko Vasic gave American (11-9, 4-4 Patriot League) a 66-61 lead with 1:45 remaining.
Cox made a layup and, after a back-court violation by American, Plomb knocked down a 3 to tie it with 1:14 to go.
Vasic missed a layup on the other end and Plomb grabbed the rebound, setting up Cox's game-winner.
Charlie Jones missed a potential winning 3 as time expired.