Federal Trade Commission Chair Lina Khan suggested in an interview broadcast Sunday that the largest-ever proposed grocery merger could increase shopping costs if the deal goes through. Why it matters: The trial of the planned merger of Kroger and Albertsons wrapped up last week and if the court sides with the FTC and grants an injunction,

The critical hearing in federal court into Kroger’s proposed $25 billion takeover of Albertsons will stretch into a fourth week for closing arguments.