Also: Aaron Donald unretires from the Rams.
Morning Edition
August 31, 2026
The US Open’s main draw is underway, and the Grand Slam event has a new partner. Kalshi signed a last-minute deal to be the US Open’s exclusive prediction-market partner, with sources telling Front Office Sports that U.S. Tennis Association CEO Craig Tiley was instrumental in getting a deal done.
—Ben Horney
First Up
Kalshi becomes exclusive prediction market partner of US Open: report
Kalshi becomes exclusive prediction market partner for US Open
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The US Open reached the surprise deal with the prediction-market platform just ahead of this year’s main draw.
As part of the agreement, rival prediction market platforms are reportedly barred from advertising at the tournament and on its…
Kalshi secured an exclusive prediction market partnership with the US Open, blocking rival platforms from advertising at the…
The rich get richer? Everything points to Aaron Donald returning from retirement this season. Donald currently sits with an 83%…
He’s back. Aaron Donald officially announced his return to football and will rejoin the Los Angeles Rams. With the announcement,…
What will Donald bring to the Rams? Plus: The 49ers lose another receiver (this time to the FBI).
