Is it a matter of concern for the Celtics that Brogdon is “upset” by the trade attempt?

Mike Felger and Michael Holley discuss reports that Malcom Brogdon is 'upset' with the Celtics after the team attempted to trade him this summer and if Boston should be concerned that this could remain an issue going into the season.Should C's be concerned that Brogdon ‘upset' by trade attempt? originally appeared on NBC Sports Boston