This has been one of the busiest weeks in recent memory in terms of court hearings on Second Amendment issues. Not only did we have the Seventh Circuit’s oral arguments on a possible injunction against Illinois’ ban on so-called assault weapons and “large capacity” magazines and the Ninth Circuit’s hearing on California’s AB 2571, but another Ninth Circuit panel heard oral arguments in a challenge to the state’s ban on open carry on Thursday, and a three-judge panel on the Fifth Circuit also heard from both sides in a Thursday hearing to determine whether a temporary injunction halting enforcement of...