Detroit Pistons center Andre Drummond commits a flagrant foul on Toronto Raptors forward James Johnson, sparking a confrontation that led to four technical .
Andre Drummond knocks down James Johnson for revenge after Johnson dunks on him earlier in the game and then hits Chuck Hayes finger point and gets .
Andre Drummond flagrant foul on James Johnson: Raptors at Pistons.
Toronto Raptors forward James Johnson dunked on Detroit Pistons center Andre Drummond then got decked on the next play.