Louis Barletta, the Mayor of Hazleton, Pennsylvania, has thrown down the gauntlet to those who think America belongs to anyone who can walk across the border. The ACLU and a Puerto Rican group have taken up the challenge. And the Mayor has upped the ante by hiring as defense counsel the former head of immigration in the Department of Justice. Step one in this legal clash, likely to go to the US Supreme Court, was a series of three ordinances passed in Hazleton. Propelled by several local crimes apparently committed by illegal aliens, and inspired by the Mayor, the City...