Albertsons sued Kroger after a US judge blocked the merger of the supermarket giants, claiming Kroger failed to exercise “best efforts” and take “any and all actions” to secure regulatory approval.

U.S. District Court for Oregon Judge Adrienne Nelson on Tuesday ruled a proposed $24.6 billion merger between grocery chains Kroger and Albertsons likely would harm consumers and halted it.

Judges in Washington and Oregon blocked the huge $25 billion Kroger-Albertsons grocery merger Tuesday. That bodes well for a lawsuit the Federal