Even while law-enforcement officers hunted for the gunman who murdered two students and wounded nine others at Brown University in Rhode Island last week, gun restrictionists unleashed their typical unhinged rhetoric.

Take the reliably partisan Sen. Chris Murphy, who blamed President Donald Trump for engaging in a “dizzying campaign to increase violence in this country.”

The anger is performative and cynical.

After all, Rhode Island already features every gun regulation Democrats propose we pass nationally.

Like everywhere else in the country, all gun purchases go through an FBI background check in Rhode Island. The state has closed the so-called “gun-show loophole.”

There’s a waiting period to obtain a gun. Felons are banned from owning firearms.

Rhode Islanders must take safety training to obtain “blue permits” to own handguns even in their own homes.

“Assault weapons,” the concocted classification Democrats have given scary-looking semiautomatic rifles, are banned. There’s also a ban on magazine capacity above 10 rounds.

Citizens have a duty to retreat for self-defense rather than a right to stand their........

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