White House Chief of Staff Reince Priebus, right, accompanied by White House strategist Stephen Bannon, speaks at the Conservative Political Action Conference in Oxon Hill, Md., Thursday, Feb. 23, 2017. White House Chief of Staff Reince Priebus, right, accompanied by White House strategist Stephen Bannon, speaks at the Conservative Political Action Conference in Oxon Hill, Md., Thursday, Feb. 23, 2017.