Williamson was 5-of-8 from beyond the arch, sinking four
3-pointers in the second half.
Old Dominion (7-2) rebounded from a slow first half to go
22-for-33 after the break, shooting 57.4 percent for the game.
DePaul (5-4) never got anything going, shooting 24.1 percent.
Draelon Burns led the Blue Demons with eight points.
Old Dominion led 29-22 at halftime, but broke it open early in
the second half. Dahi had three consecutive treys to extend the
lead to 47-30 with 12:56 remaining. The Monarchs then went on a
27-6 run, fueled by 3-pointers from Williamson, Brian Henderson and
Dahi. Old Dominion made 12 of its 23 3-point attempts.
Isaiah Hunter and Brian Henderson each had 11 for the Monarchs.
Old Dominion outrebounded DePaul 43-31.