But already, some Republicans who favor the right to choose abortion do face such challenges.
In each state, the Republican faces a tough primary while the Democrat does not.
Still, the delay on welfare means Republicans face an excruciating time problem this fall.
This year, those two Republicans face only token opposition.
Republicans face the least serious threats in the Midwest.
Polls show that Republicans also face several other daunting battles.
The Republicans face not only grave constitutional decisions but also a political predicament.
Republicans also face difficulties keeping the party united on taxes.
"It's a challenge," he said, referring to the task Republicans face in his home state.