“The United States, Israel's closest ally, reiterated its opposition to a major Israeli ground offensive in Rafah but said it did not believe such an operation was under way. Describing the U.S. view of what would constitute a major offensive in Rafah, White House national security spokesperson John Kirby told reporters that it would involve "large numbers of troops in columns and formations in some sort of coordinated maneuver against multiple targets on the ground."”

https://www.reuters.com/world/middle-east/israeli-forces-press-rafah-offensive-despite-global-outcry-2024-05-28/