Tatum & Celtics force Game 5 in Boston

With their backs up against the wall and facing elimination, the Celtics responded with an impressive 116-99 victory over the Miami Heat in game 4 of the Eastern Conference Finals. Boston was led by Jayson Tatum who scored 34 points on the night. Globe sports editor Matt Pepin talks about the game and whether the Celtics can come back from a 3-game deficit.