The Boston Celtics beat the Indiana Pacers 133-128 in overtime in game one of the Eastern Conference Finals.
The Celtics' Jaylen Brown scored a three-pointer with six seconds remaining to level the scores at 117-117 and take the game to overtime at the TD Garden in Boston.
Jayson Tatum, who finished with 36 points, scored a three-pointer and Derrick White a lay-up in quick succession inside the final minute to make the game safe for the top-seeded Celtics.
The Pacers gave up 21 turnovers, including shortly before Brown's late three-pointer.
The winners of the best-of-seven series will face the Minnesota Timberwolves or the Dallas Mavericks, who meet in the Western Conference Finals, in the NBA Finals.
