WASHINGTON — With his first two key personnel appointments, President-elect Donald Trump made an overture to Republican circles by naming GOP chief Reince Priebus as his White House chief of staff and fired a shot across the Washington establishment's bow by tapping Breitbart News executive Stephen Bannon as chief strategist and senior counselor. The two men had made up the president-elect's chief of staff shortlist, and while Priebus received that job, Bannon's post also is expected to wield significant clout. The media executive with ties to the alt-right and white nationalist movement was given top billing in the press release...