The Leopards (2-5) overcame an early 12-9 deficit and surged ahead with a 19-2 run fueled by two Seth Hinrichs 3-pointers as well as four free throws and a layup by Lindner.
Wagner (4-5) fought back early in the second half and closed within four on a three-point play by Kenneth Ortiz, but Lafayette answered with a 14-5 run to make the score 54-41.
The Seahawks couldn't pull closer than six as Lafayette drained late 11 free throws to hold the lead.
Lindner missed just one of his 14 attempts from the foul line and Hinrichs and Dan Trist each scored 12 points for the Leopards.
High school junior Zach Brown, a 7-footer from Miami, has rescinded his commitment to UConn, sources told ESPN.
Reserve center Akolda Manyang has been charged with felony aggravated assault after being accused of punching a man in the face without provocation.
Should the 76ers take Ben Simmons No. 1? What if they get the Lakers' pick, too? And how does the rest of the top 10 shake out? Our Insiders run their latest mock draft, with Philly on the clock.