As expected, the reigning champs will be shorthanded Tuesday night .

Star wing Jalen Williams has been ruled out in Game 1 against the Lakers due to a Grade 1 hamstring strain .

“He’s progressing according to plan, I would say,” Thunder head coach Mark Daigneault said Monday when speaking with media. “In terms of a timeline, we’re not going to release that. We’ll continue to let you guys know on a week-to-week basis.”

Thunder star wing Jalen Williams has been ruled OUT for Tuesday’s Game 1 vs. the Lakers. NBAE via Getty Images

It was an injury-ravaged season for Williams in which he only played 33 games, less than half the regular season.

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He was sidelined for the Thunder’s first 19 games, during which they went 18-1, because of offseason surgery on his right wrist.

He then missed 10 games between January and February because of a right…