Who and what will he target next, and what will he do?” Maine Governor Janet Mills said. “In America, the President is neither a King nor a dictator, as much as this one tries to act like it – and it is the rule of law that prevents him from being so.

The state’s first female governor and first female district attorney, the longtime Democratic politician has a history of supporting law enforcement.

The back-and-forth came in the middle of the president’s remarks welcoming the nation’s governors to the White House.