Four candidates advanced out of Alaska’s nonpartisan jungle primary on Tuesday evening in one of the races that could decide the balance of power in the U.S. Senate come November.Sen. Dan Sullivan, R-Alaska and former Rep. Mary Peltola, D-Alaska, will advance alongside two other candidates in the state’s four-candidate general election.The outcome, which pits an incumbent Republican against the only Democrat to win statewide office in Alaska in 50 years, is in line with what many had expected, but it also highlights the unique nature of Alaska’s primary as well as attempts to use its process t...