Boston Celtics forward Jayson Tatum, left, celebrates with center Al Horford (42) after sinking a three-point shot against ...

Some of Boston's best athletes, like the Patriots' Tom Brady and the Red Sox's Mookie Betts, have to leave town. But fans still love them.

After Joe Mazzulla tinkered with the Celtics’ rotations earlier this month, Kristaps Porziņģis has heated up while Jayson ...