The Boston Celtics are facing some tough questions after their recent playoff exit against the New York Knicks. What has long been seen as an untouchable scenario to trade their one star player could soon change this offseason.

While the Celtics prefer not to trade one of their key core pieces, they're reportedly listening on almost everyone on the roster.

The Boston Celtics are widely expected to be active on the trade market this summer as they look to shed salary, and there has been a lot of speculation that they could trade a star player.