The quiet stat that makes Celtics start look real after Raptors comeback win

For an elite team, the Celtics were a mediocre team in clutch situations last year with Jayson Tatum largely watching from the sidelines. They had a 16-17 record in clutch situations (game within five points in final five minutes of regulation), which was 21st in the NBA in the regular season.

The tide has turned in a hurry though this year for the East-leading Celtics through 12 games. A 22-point rally on Wednesday night against the Raptors improved Boston to 10-2 on the season. The team also improved to 5-1 in clutch games with that victory thanks to a 15-4 run to close out the victory in regulation.

Jayson Tatum has had his fingerprints all over those clutch wins this year, hitting a host…