NBA COVID tracker: Karl-Anthony Towns, D'Angelo Russell join list; Celtics' Dennis Schroder in protocols | CBS Sports Headlines NBA COVID tracker: Karl-Anthony Towns, D'Angelo Russell join list; Celtics' Dennis Schroder in protocols Here’s a running list of players in health and safety protocols along with every game postponed this season … Continue reading NBA COVID tracker: Karl-Anthony Towns, D'Angelo Russell join list; Celtics' Dennis Schroder in protocols