Jennings netted 20 of his points during the frame -- going on a personal 16-0 run -- as the Bucks outscored the Pistons 39-26 to take control of the contest and logged their fifth win in six games.
Mike Dunleavy chipped in with 17 points off the bench for Milwaukee.
The Pistons were led by Andre Drummond with 18 points and18 rebounds as Detroit fell for the third time in four outings.
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