Jayson Tatum scored eight of Boston’s first ten points in overtime, giving the Celtics a series-opening home victory.
The Indiana Pacers proved that they will not go away gently in the NBA Eastern Conference finals.
The Boston Celtics scored the first 12 points of Game 1 and created a 13-point lead in the third quarter, but the Pacers responded each time, taking the game into the final minutes.
But Jaylen Brown nailed a 3-pointer from the corner with 5.7 seconds left to send the game into overtime, where the Celtics eventually won 133-128.