Raphael Warnock speaks before the arrival of U.
（eliminated straight-party voting that allowed voters to check a single box on a ballot to vote for all candidates from one party.The protest by about 50 people dispersed after the scuffle.
還19 press conference that voter machines had been hacked and millions of votes switched.
國but state and federal judges have rejected almost every one.
個(ge)David Morgan and Daniel Trotta; Writing by John Whitesides; Editing by Colleen Jenkins and Peter CooneyOur Standards: The Thomson Reuters Trust Principles.
20 inauguration amid fears of a burgeoning arms race.