By Justin Sink
The positive signs for Democrats bled over into the state's Senate election. Sen. Bob CaseyBob CaseyLawmakers blast poultry, meat industries over worker injuries GOP chairman sees funding deal soon on medical cures bill Overnight Healthcare: House takes first step on opioids bills MORE Jr. (D-Pa.) doubles the support earned by GOP nominee Tom Smith, leading 42 percent to 21. Casey isn't particularly well-known in the state, but Smith is a fairly conservative candidate and national Republicans have not made the race a priority.
The Romney campaign has said it hopes to challenge Obama in the state, seeing opportunity among suburban voters outside Pittsburgh and Philadelphia. But Pennsylvania's economy is stronger than that of many areas of the country, making the sale an uphill climb for Republicans.