> What would be the precedent if regulatory approvals could be challenged with a change in administration? That's like someone is approved for a license to own

> What would be the precedent if regulatory approvals could be challenged with a change in administration? That's like someone is approved for a license to own a gun, then that person uses the gun to commit a crime, and then their license is revoked. Then someone points the finger at whoever it was that approved that person for a gun license. What would be the precedent if a merger approval gave you a free pass to be anti-competitive?