Editorial: It's going to take more than Trump's ranting (and wrong) tweet attack to fix immigration
President Donald Trump has spent part of the last three days issuing blustery tweets over an annual caravan of mostly Central American migrants moving northward through Mexico, many of them heading for the U.S. border. The caravan, which dates back a decade, was designed to create something of a herd approach to safety - traveling in large numbers makes it harder for criminal predators and immigration enforcers to act. But it also
