Pennsylvania: Specter Lead Matthews, 45 to 33

In an early look at the 2010 U.S. Senate race, Republican incumbent Sen. Arlen Specter leads TV commentator Chris Matthews, a possible Democratic challenger, 45 - 33 percent. Sen. Specter leads 72 - 9 percent among Republicans and 45 - 27 percent among independent voters, while Matthews leads 55 - 25 percent among Democrats.

Specter gets a 62 - 25 percent approval rating and by a 56 - 23 percent margin, voters have a favorable opinion of him.

For Matthews, 60 percent say they don't know enough about him to form an opinion.