Blake Griffin underwent successful arthroscopic surgery on his left knee Wednesday, the Detroit Pistons announced. Marc Stein of The New York Times reported the news. Pistons announce that Blake Griffin underwent arthroscopic surgery today on his left knee … pic.twitter.com/RXXS28BaCp — Marc Stein (@TheSteinLine) April 25, 2019 Griffin, 30, had one of his healthiest seasons […]