“Today I informed the management at Breitbart News of my immediate resignation,” the reporter at the center of the controversy at the conservative site told BuzzFeed News, the week after Trump’s campaign manager allegedly grabbed her. Breitbart reporter Michelle Fields and editor-at-large Ben Shapiro are resigning from the company over the site’s handling of Donald Trump’s campaign manager’s alleged assault on Fields, BuzzFeed News has learned. Fields and Shapiro informed Breitbart News chairman Steve Bannon of their decision Sunday night. “Today I informed the management at Breitbart News of my immediate resignation,” Fields said in a statement sent to BuzzFeed...