They came out of 2015 draft class each with a similar skill set and now face each other in an Eastern Conference semi.

Among the most marquee individual matchups will be between their starting centers, Kristaps Porzingis and Karl-Anthony Towns. Both are stretch bigs who entered the NBA at the same time in 2015.

Kristaps Porzingis previously admitted that the virus that caused him to miss time in March impacted his performance through the first two games of the Celtics’ series against the Knicks.

They went from 65 losses to drafting Porzingis to a .500 record through his first 40 games. He was running neck-and-neck for Rookie of the Year with, coincidentally, Karl-Anthony Towns ...

Kristaps Porzingis clearly is sick and tired and being sick and tired, and Celtics coach Joe Mazzulla knows his team certainly could use a healthier KP to avoid a second-round KO against the Knicks.

NEW YORK — For the second straight game Saturday night, Kristaps Porzingis filled the unfamiliar role of bench player for the Celtics. With the big man still feeling the effects of the viral ...

"Porzingis unlocks Boston’s most dangerous mode," Katz wrote. "Towns, assuming he starts on Porzingis, will need to stray far beyond the 3-point arc to close out on deep 3s. Porzingis ...

Boston Celtics center Kristaps Porzingis continues to battle side effects of the viral illness that first afflicted him in March, a source told Shams Charania of ESPN. He suffered an energy crash ...