Losing key players to injury during the NBA playoffs is not uncommon; it happens every year. But it still hurts each time someone goes down.

Jayson Tatum was wheeled off Monday night, his season with the defending champion Boston Celtics over because of a right Achilles tendon tear that surely will mean he misses at least some of next season as well.

A handful of injuries have changed the course of NBA history — here are the most devastating to occur during the postseason.

He has been breaking down everything from Champions League, Premier League and World Cup soccer to the NFL, NBA ... injury to one of the top players in the league had a massive and immediate ...

Jayson Tatum being sidelined with a ruptured Achilles may make the Celtics an easier opponent in theory, but the Knicks aren’t approaching a closeout Game 5 with that mindset.

OG Anunoby clutched his left hamstring as he came off the court at the end of the first quarter in what had to feel like a dubious reminder of the painful injury that sidelined the Knicks’

The Boston Celtics and New York Knicks will square off once again on Wednesday night in Game 5 of their second round playoff series. Sadly, Jayson Tatum will not be a part of the game due to the torn Achilles that he suffered in Game 4.

Celtics fans at Boston's South Street Diner share mixed emotions about the team's playoff chances, debating strategies as Jayson Tatum's absence looms.

Jalen Brunson has scored 30 points in 17 playoff games as a Knick, one shy of Patrick Ewing’s franchise record of 18. He also became the ninth Knick to reach 1,000 playoff points.

Knicks guard Jalen Brunson sent well wishes to Jayson Tatum after the Celtics star underwent Achilles surgery on Tuesday.