The NBA's offseason got a big shakeup this week when the league confirmed it was investigating whether a $28 million endorsement contract between Kawhi Leonard and a California-based sustainability services company allowed the Los Angeles Clippers to circumvent league salary cap rules.

The investigation comes after a report from journalist Pablo Torre.

Several hours after Torre's report, the Clippers denied any rules were broken and said they would cooperate with the league's investigation.

Here's more about the NBA's probe into Leonard and the Clippers:

What is the NBA’s salary cap?

The NBA is one of three major American sports leagues that has a salary cap, joining the NFL and NHL. Major League Baseball is the only one of the big four that has no salary cap.

The NBA’s salary cap ch

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