There’s an old saying that when the cat’s away, the mice will play. But in Minnesota, even when the adults are standing right there cheering them on, the mice still can’t help themselves. The Land of Ten Thousand Lakes has become ground zero for progressive hysteria over federal immigration enforcement. Schools shuttered for days. Attorney General Keith Ellison filing lawsuits against the feds. Parents forming human shields outside school buildings like we’re living in some kind of war zone. The entire state apparatus has been mobilized against ICE agents who are simply doing their jobs. And for what? For enforcing...