Paul Pierce bemoans lack of depth as Celtics' biggest issue this season

The Celtics' first-half struggles have followed them into the second half of the season and at 20-20, Boston's playoff hopes are dwindling.  Although Jayson Tatum and Jaylen Brown are having solid seasons, the Celtics rely too much on their young superstars.

Paul Pierce bemoans lack of depth as Celtics' biggest issue this season
The Celtics' first-half struggles have followed them into the second half of the season and at 20-20, Boston's playoff hopes are dwindling.  Although Jayson Tatum and Jaylen Brown are having solid seasons, the Celtics rely too much on their young superstars.