Next time you’re checking sports news online, double-check the URL.For instance, a headline like “Red Sox Urged to Risk Passing on Alex Bregman in Favor of $427 Million Superstar” looks ordinary enough—and it seems, at first glance, to come from BBC Sports. But on closer inspection you may be on a knock-off called “BBCSportss,” and the copy has been lifted from Sports Illustrated. Elsewhere on that site you’ll also find stories that aren’t stolen directly from another writer but instead read lik...