Pennsylvania Sen. Bob Casey (D) is leading his Republican rival Dave McCormick in new Keystone State polling. In a new poll from The Philadelphia Inquirer/The New York Times/Siena College, Casey garnered 49 percent support from the likely electorate in Pennsylvania compared to McCormick’s 40 percent.

Pa., is leading his Republican challenger, David McCormick, by 9 percentage points among likely voters, according to a new poll by The Philadelphia Inquirer, The New York Times, and Siena College. Casey,