A trial is set to start in Denver on Monday determining whether or not a multi-billion dollar grocery merger will be allowed to move forward.

The trial for the case brought forth by Colorado against the parent companies who run King Soopers and Safeway stores across the state will begin on Monday — marking the start of the third trial attempting to block the proposed $25 billion deal.

Colorado Attorney General Phil Weiser says the chains monitor each other’s prices and that when there’s little competition, prices for groceries go up.

Colorado’s top lawyer is preparing to present his case at a trial set to begin on Monday regarding why a $25 billion merger between Kroger and Albertsons should be rejected. The trial, which will

The Colorado attorney general’s office will make its case against the merger of grocery store chains Kroger and Albertsons in court starting Monday as state attorneys will argue that consolidation of the two competitors would harm customers,

Now, the two grocery chains must defend their proposal in a face-off with Colorado Attorney General Phil Weiser, who filed a lawsuit in February in Denver District Court to permanently block the merger.

Colorado is the latest state to take legal action against the Kroger-Albertsons merger. The Attorney General’s office will begin making a case opposing the merger on Monday.Attorney General Phil Weiser is vocal about his opposition to the $35 billion merger between the two grocery store giants.