The central character in this year’s drama over who – Abigail Spanberger or Winsome Earle-Sears – will be the state’s next chief executive will likely be neither, political scientists agree. Instead, President Donald Trump will take center stage.

Formally, the candidates in this years statewide election campaign will debate the advantages of a political trifecta (governor, House and Senate) versus divided government, casting outgoing Gov. Gle…