76ers star Joel Embiid out against Knicks on Monday; Mitchell Robinson, Nerlens Noel questionableEmbiid entered COVID-19 health and safety protocols11/8/2021, 5:37 PMScott ThompsonEditorial ProducerDanny AbrianoManager of Editorial ProductionPhiladelphia 76ers center Joel Embiid (21) dribbles the ball against the Chicago Bulls during the first quarter at Wells Fargo Center. / Bill Streicher - USA TODAY Sports