Voters are going to the polls in Nebraska and West Virginia on Tuesday, with Democrats vying for the chance to run in an open seat in Nebraska that the party has long been eyeing. Republican  Rep. Don Bacon is retiring in January , leaving a seat open in a district that has voted for Democrats in the last five presidential elections. Several Democrats are vying for the chance to take on presumptive Republican nominee Brinker Harding, a member of the Omaha City Council who is running unopposed