Cheryl Mills, Hillary Clinton's former chief of staff, received an immunity deal from the Justice Department during the year-long FBI investigation of Clinton's server. Two other State Department staffers, John Bentel and Heather Samuelson, were also given immunity agreements, bringing the total number of witnesses who were protected by deals to five. Bryan Pagliano, Clinton's former IT aide, and Paul Combetta, an employee at the firm hired to manage her server after she left the State Department, also received such protection. The immunity agreements given to Mills and Samuelson covered the evidence recovered from their computers, a Democratic staffer told...