EVANSTON, Ill. -- D.J. Richardson scored 18 points to lead Illinois to a 62-41 victory over Northwestern on Sunday night.
Tracy Abrams added 13 points off the bench for the Illini (19-8, 6-7 Big Ten), who have won four straight.
Reggie Hearn led Northwestern with 11 points. The Wildcats (13-13, 4-9) have lost three straight and five of their last six.
Illinois scored the first 16 points of the second half after ending the first half on a 10-0 run. Richardson's layup extended Illinois' lead to 45-15 with 13:53 remaining. James Montgomery scored Northwestern's first points of the half on a layup with 13:26 left.
Northwestern shot 25 percent from the field and Illinois shot 43.6 percent.
Illinois avenged a 68-54 home loss to Northwestern on Jan. 17.
During their winning streak, the Illini have also beaten top-ranked Indiana, then-No. 18 Minnesota and Purdue.
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Mike Krzyzewski says he has good reason to be excited for next season thanks to a combination of Duke's incoming freshmen and a core of experienced upperclassmen.
Georgia guard Juwan Parker has been awarded a medical redshirt, leaving him with two years of eligibility, after missing the 2015-16 season with a partially torn Achilles tendon.
Forward Trevon Bluiett has withdrawn from consideration from the NBA draft and will return to Xavier for his junior season.