Minnesota Governor-elect Amy Klobuchar is wasting no time pushing for new restrictions on law-abiding gun owners, even as the U.S. Supreme Court prepares to decide whether bans on commonly owned semiautomatic rifles violate the Second Amendment. Just one day after winning the November 3 election, Klobuchar told reporters that legislation targeting firearms and magazines would be a top priority for her incoming administration. “The gun safety bill is going to get passed,” Klobuchar declared during her November 4 press conference. The timing is particularly significant. On December 2, the Supreme Court will hear oral arguments in Viramontes v. Cook County...