The system just got a glitch. After tearing his Achilles in last year’s playoffs, Jayson Tatum returns to the floor tonight for the Boston Celtics. Back in the lineup. Back leading the charge. Celtics vs Mavericks 7 PM ET on ESPN @nba @thenbpa @jaytatum0 @celtics @jumpman23 #nba #jaysontatum #boston #bostonceltics #nbachampion