COLLEGE PARK—Diamond Stone made a pivotal three-point play with 1:13 left in overtime and No. 7 Maryland squeezed past Northwestern 62-56 on Tuesday night.The Terrapins (17-2, 6-1 Big Ten) shot 44 percent and were outrebounded 41-31 by the scrappy, hustling Wildcats (15-5, 3-4).But Trimble came up big in overtime, opening the scoring with a three-point play and getting assists on two baskets, including the layup by Stone that put Maryland ahead 58-55.Stone finished with 11 points and Robert Carter Jr. added 10. Despite struggling mightily in this one – giving up 16 offensive rebounds and collecting only four – the Terrapins swept the season series after beating the Wildcats 72-59 on Jan. 2.Aaron Falzon scored 13 points for the Wildcats before fouling out with 3:36 left in overtime. Bryant McIntosh had 12 points on 5-for-18 shooting.Thanks to its domination on the offensive glass, Northwestern took 17 more shots than Maryland and made two more baskets (23-21). But the Terrapins outscored the Wildcats 16-5 at the free throw line.Northwestern opened the second half by missing six of seven shots from the field to fall behind 39-31.Maryland then went 4 minutes without a point, and a runner in the lane by McIntosh made it 39-38. Minutes later, Tre Demps capped the 12-2 run with a jumper for a 45-43 lead with 7:41 remaining.The Terrapins went ahead 48-47 on a 3-pointer by Jake Layman with 4:43 left – the final basket by either team until overtime.Regulation ended with Trimble firing a shot that, appropriately, clanged off the rim.Maryland trailed for the majority of the first half before using a late 10-0 run to take a 31-29 halftime lead.Northwestern controlled the boards in the opening minutes and got eight points from Dererk Pardon in going up 16-9.The Terrapins answered with an 8-2 run, but successive 3s by Scottie Lindsey and Falzon restored the seven-point cushion.It was 27-21 before Maryland center Damonte Dodd scored on a follow and Jared Nickens added a three-point play. Trimble followed with a 3 to give Maryland its first lead.Northwestern: The Wildcats lost on the road for the first time this season. They were 4-0, their best start since 1930-31. … A victory would have given Northwestern a 16-4 record, best after 20 games in school history. … Coming off a four-turnover game against Penn State, the Wildcats committed 12 against Maryland. … McIntosh had four assists. He was averaging 7.3 per game, fifth in the nation.Maryland: In the first matchup between the teams, Trimble reached season highs in rebounds (8), 3-pointers (5) and minutes (38). … The game drew 17,144 fans, just short of a sellout. … Maryland leads the series 4-1, its only loss coming in 1958.NU is at.#25 Indiana on Saturday.