BOSTON — The Celtics went through an entire season being circled on the schedule by opposing teams last year. That’s what life was like as defending champions: The C’s were often used as a litmus test.

But as the Celtics navigate a new season with a new roster, they next face unknown territory. While the C’s have been around the .500 mark this year, their next opponent, the Pistons, have soared to the top of the East standings. Detroit comes into the 5 p.m. Wednesday game on a 13-game losing streak, boasting a 15-2 record, led by All-NBA guard Cade Cunningham.

“They’re playing well,” Derrick White said. “I think we came in knowing that the mentality would be a little different. But, I mean, they’re playing really well, playing probably one of the best teams in the NBA. It’s a great cha

See Full Page