When the votes are counted Tuesday, the State Senate’s 1st District might have seen its first seriously contested election since 1992. One thing is certain: It will be the first election there since 1994 with no incumbent on the ballot. Not that the candidates are political rookies: Buddy Carter recently was in the state House and Billy Hair chaired the Chatham County Commission for eight years. Carter and Hair are Republicans, which is no coincidence. Shifting boundaries and political loyalties have made the lst – which takes in Bryan County and parts of Chatham and Liberty counties – a GOP...