WASHINGTON (CNN) - The latest Keystone Poll from Pennsylvania's hotly contested 7th Congressional District, conducted September 22-27 by Franklin and Marshall College:
Joe Sestak (D) 45%
Rep. Curt Weldon (R) 44%
Sample size: 363 likely voters
Margin of error: +/- 5.2%
For full Keystone Poll results, including how U.S. Senate candidates Rick Santorum and Bob Casey fare in 7th district, click here.