Pennsylvania Senate Race remains tight between Bob Casey, Dave McCormick; poll

Pennsylvania Senate Race: McCormick attends Senate orientation with potential recount looming

Pennsylvania Senate race: Bob Casey campaign opts not to waive automatic recount

Pennsylvania halts recount of PA Senate race after Bob Casey concedes to Dave McCormick

PA Senate Race: Bob Casey campaign still confident in re-election hopes

PA Senate Race: Recount ordered as some counties continue first count

Dave McCormick says he’s attending Senate orientation despite Casey not conceding

Casey, McCormick trade jabs in first U.S. Senate debate

Dave McCormick expresses gratitude, declares victory in U.S. Senate race; Casey calls for all votes to be counted