Racist harassment of 'Last Jedi' star Kelly Marie Tran and the 'Solo' backlash: Lucasfilm’s problem isn’t the movies, it’s trolls who want only the nostalgia of their youth, like "old Luke Skywalker hiding on an island from everything new," writes columnist Marc Bernardin. Fandom has always been an us versus them proposition. In the early days, it was because you loved something that the world at large found silly, be it comic books or Doctor Who. It was you and those who felt like you, against everyone else. Star Wars redefined fandom because it built a bigger tent than had...