Eight Republicans and eight Democrats in the Senate are up for re-election this year. Competition to win the majority will be fierce. Democrats must win all eight of their races to maintain their 17-16 edge. Republicans must not only re-elect their eight but knock off an incumbent Democrat. Incumbents have advantages.
Voters know their names.
Lobbying groups they have befriended in the Capitol will work to keep them in office. Their party is behind them. The Committee to Elect a Republican Senate is a tool for the floor-leader to raise and distribute cash to GOP candidates. Ellis also used his personal campaign committee to channel financial support to colleagues. Significantly, Panzer has helped Ellis raise money in past election years.