Victim of suspected health attacks on US diplomats speaks out

A victim of what the U.S. government called “health attacks” on American diplomats — who were left with unexplained brain injuries when targeted with an unknown weapon — speaks out in an NBC News exclusive. Now, 26 American embassy staffers in Cuba and one diplomat in China are confirmed to have suffered these attacks that have become an international mystery. NBC chief foreign affairs correspondent Andrea Mitchell reports for TODAY.Nov. 20, 2018