After transferring to Maryland in April, Russell rejoins former high school teammate Donta Scott.
Russell averaged 14.7 points, 4.5 rebounds and 4.5 assists with Rhode Island this season.
The Terps held the Huskies to 32.3 percent shooting.
The Terps gave the ball away 15 times in Wednesday's loss to the Wildcats.
The loss snaps the Terps' five-game winning streak.
Hart scored 10 points against Michigan State on Sunday.
The Terps went on an 11-0 run in the game's first four minutes.
Ayala and Wiggins combined for 46 points to fuel the Terps' efforts.
The Terps hit just 26.3 percent of their threes Monday night.
Ayala tied a career-high with 23 points, but the Terps failed to make a field goal in the last 7:32 of the game.