This article was originally published on www.si.com/nba/celtics as Celtics’ Paul Pierce Reveals Concern Level With Jayson Tatum Getting Back to Elite Level. The Boston Celtics are disappointed that they won't have Jayson Tatum available for next year. Tearing his Achilles tendon in the playoffs was the worst thing that could have happened to them.

Celtics legend Paul Pierce has seen other NBA players overcome Achilles injuries, and he's confident that Jayson Tatum will do the same.

Boston Celtics star Jayson Tatum is in the thick of recovery from the torn Achilles he suffered in May, and he didn't sugarcoat what the experience has been like.