Kentucky Derby, Churchill Downs Inc. has announced a pause of its proposed $1 billion project. Here's what we know.

The racetrack had announced plans for its ‘largest expansion’ ever, with more than $1 billion in upgrades, but officials said Wednesday they were pausing them amid tariffs and market uncertainty.

Churchill Downs Incorporated oversees 29 casinos and historical racing machine properties in 14 states. The man at the helm has held that position for more than ten years.