The Boston Celtics suffered a heartbreaking 98-96 loss to the Indiana Pacers today, with Pacers star Pascal Siakam delivering a game-winning basket with six seconds remaining on the clock.

A disputed late call overshadows Boston’s loss in Indiana, as frustration boils over for a Celtics team already stretched thin.

BOSTON — Sam Hauser was downgraded on the Celtics injury report with right hamstring tightness for the 8 p.m. Saturday game against the Spurs. He was a late scratch roughly a couple hours before the game. Josh Minott will miss his third straight game with a left ankle sprain. Jayson Tatum remains out with his Achilles rehab.

Get ready for a thrilling NBA clash as the Boston Celtics host the San Antonio Spurs tonight at 8 pm ET. Despite key absences for Boston, both teams boast impressive records. The Spurs, led by the unstoppable Victor Wembanyama,

The Celtics improve to 24-13 on the season and a virtual tie with the New York Knicks for second place in the East.

The Celtics had their chances against the Spurs, but they couldn’t close Saturday at TD Garden. It was the Victor Wembanyama show for stretches as the Spurs pulled away 100-95 over the C’s in an impressive road victory.

Coming into tonight’s critical showdown, just one game separated the Celtics and Raptors in the Eastern Conference standings. That set the stage for a proper shootout in Boston tonight, where the Celtics came out on top (125-117) to move to 3-0 on the season series.