FILE - In this Thursday, Sept. 2016 file photo, Democratic presidential candidate Hillary Clinton pauses while speaking at a rally at Johnson C. Smith University, in Charlotte, N.C. House Republicans on Tuesday, Sept. 13, 2016, continue their attacks on former Secretary of State Clinton's emails by calling the tech expert who set up her private server and representatives from the company that maintained the system to testify at a congressional hearing. Bryan Pagliano, a former information resource management adviser at the State Department, is scheduled to appear Tuesday before the Oversight and Government Reform Committee. (AP Photo/Andrew Harnik, File)