Eight slain in Atlanta, now 10 in Boulder. Your town could be next. Can the nation finally do something about weapons of war on our streets? President Joe Biden called Tuesday for Congress to move immediately to “ban assault weapons and high-capacity magazines.” It’s a start, though he’ll have to reach across party lines for real this time, since some Democrats are as anti-gun-control as the bulk of today’s GOP. The New York Post does not see this as a conservative or liberal issue — it’s an issue of life and death. Curbing guns is what led to New York...