But the extent of the party’s power in the U.S. Senate remains unclear owing to the outstanding race in Pennsylvania. Democratic senator Bob Casey has yet to concede to his Republican challenger Dave McCormick,

The incredibly tight Pennsylvania race between Democratic Sen. Bob Casey and Republican challenger Dave McCormick will head to a recount, Pennsylvania Secretary of the Commonwealth Al Schmidt announced Wednesday.

The U.S. Senate election in Pennsylvania between Democratic Sen. Bob Casey and Republican challenger David McCormick is officially heading for a recount. The secretary of the commonwealth announced on Nov. 13 that a statewide recount is legally required based on the race’s unofficial results — which have Casey narrowly trailing McCormick.