Georgia officials on Thursday caved to requests for a statewide signature matching effort after President Trump’s campaign has repeatedly asked for the study since the Nov. 3 elections. Georgia Secretary of State Brad Raffensperger announced a statewide effort to review signatures for absentee ballots in all of the state’s 159 counties. The move is an attempt to rebuild trust in the state’s election process. The announcement comes less than three weeks before the Georgia Senate runoff elections on Jan. 5, which will determine what party holds the majority in the upper chamber. Mr. Raffensperger announced the partnership with the University...