Senator Ed Markey (D-MA) used the horrific shooting that took place at Robb Elementary School in Uvalde, Texas, to argue that one way to prevent more school shootings was to pack the Supreme Court. Markey began by calling for gun control — as have a number of his Democratic colleagues and even President Joe Biden — and then immediately pivoted to argue that the only way to ensure that gun control laws would not face a challenge or even face the possibility of being overturned was to add at least two justices to the Supreme Court. “Ed Markey uses the...