OAKLAND, California—To minimize the chances of another horrific massacre like that in Las Vegas, ever-more imaginative risk assessments must be made and acted on by ordinary citizens, organizations that sponsor events and state and local authorities.
The most ineffective, irrelevant reaction would be for Congress to enact yet more gun control legislation.
While the federal Gun Control Act is as complex as antitrust law, it did nothing to prevent the murder of 58 innocents.