Paul Cummins hit six three-pointers en route to a career-high 22 points as Lafayette put and end to Army's three-game win streak,
Cummins, a 6-2 junior from Kildare, Ireland, hit his first trey 1:47 into the game, putting Lafayette ahead 6-5. The Leopards never trailed after that.
Army managed to pull even early in the second half on back-to-back buckets by Jarrell Brown, who finished with 18 points for the Black Knights. Lafayette went back up 26 seconds later on a pair of free throws by Everest Schmidt (11 points). Schmidt's foul shots sparked an 8-1 Leopards' run. Army never got within a possession after that.
Matt Bell led Army (13-8 overall, 3-3 Patriot) with 23 points.
Andrew Brown added 17 for Lafayette, which shot 56.1 percent (23 of 41) from the field, 10 of 18 (55.6 percent) from the three-point arc.
Army actually had more field goals than the Leopards, going 28 for 58 (48.3 percent) from the field, 8 for 24 on three-pointers. But Army only went to the foul line 8 times all night, making 4. Lehigh was 20 for 28 at the line.
The Leopards also outrebounded the Knights 31-23.
Army's road trip continues Saturday at Bucknell. Lafayette will host American Saturday with fifth place in the league standings on the line.
Box score | Laf. photo gallery | Express-Times | Morning CallLabels: Army, games, Laf