LOS ANGELES — Five years after women’s stories about him made the #MeToo movement explode, Harvey Weinstein is going on trial in the city where he once was a colossus at the Oscars.Already serving a 23-year sentence for rape and sexual assault in New York, the 70-year-old former movie mogul faces different allegations including several that prosecutors say occurred during a pivotal Oscar week in Los Angeles. Jury selection for an eight-week trial begins Monday.Weinstein has been indicted on four counts of rape …