The ruling hands a victory to Biden antitrust enforcers, who said the $20 billion supermarket merger would erode competition and raise prices for consumers.

Colorado AG’s lawsuit to block supermarket merger is a separate case that would impact only stores in the state.

Judges in Oregon and Washington on Tuesday blocked supermarket giants Kroger and Albertsons from merging, throwing into question the future of the largest proposed grocery merger in U.S. history. U.S.