ESPN NBA Insider Shams Charania said on ABC’s coverage before Knicks-Celtics Game 3 on Saturday that Porzingis is still dealing with the effects of a virus that had ailed him back in March. Charania said the Celtics star thought he had felt he improved, but things have been up-and-down since the second round began this week.

Kristaps Porzingis's availability has been a huge question mark for the Boston Celtics during their second-round series against the New York Knicks. The star big man did not play in the second half of Game 1,

Porzingis averaged 19.5 points and 6.8 rebounds this season, his second with the Celtics. The 29-year-old averaged 12 points and 5.8 rebounds per game in their opening-round series against the Orlando Magic, too. Porzingis is in the first year of a two-year, $60 million deal with the team.