Rodricks: Unless voters act, we will remain one of the world’s most violent countries

Americans hate to hear it, but other countries do a lot of things better than we do. Mass transit, health care, paid vacation, family leave, recycling, rehabilitation of criminals, support of the arts — there are several nations that do all of those things better than we do, despite the U.S. being one of the five wealthiest countries in the world. Above all, the most troubling comparison emanates from the very thing that stands before us again this week — the amount of gun violence inflicted on Americans from sea to shining sea.