Two new polls show tightening prez race in Pa.

President Obama's lead over Republican Mitt Romney has narrowed in Pennsylvania, according to a pair of new independent public-opinion surveys released Monday.

Obama leads 49 percent to 45 percent among likely voters, the Muhlenberg College/Morning Call poll finds, after those leaning toward one candidate or the other are factored into the equation. That is down from 51 percent to 40 percent in Muhlenberg's mid-September survey. Obama's lead was 49 percent to 42 percent in late September.

The Muhlenberg/Morning Call poll is based on telephone interviews with 438 likely Pennsylvania voters, conducted from are based on interviews with 438 likely voters in Pennsylvania, conducted from Oct. 10 through Sunday, and the results are subjec to a margin of error of plus or minus 5 percentage points.

Meanwhile, the latest survey of the state from Public Policy Polling Monday finds that Obama's lead has shrunk by 5 percentage points over the last month but still has the president with a 51 percent to 44 percent advantage. (In the firm's September poll, Obama led 52 percent to 40 percent.)

PPP, a Democratic-leaning polling firm from North Carolina, conducted an automated-response survey by telephone of 500 likely Pennsyvlania voters from Friday through Sunday. Results are subject to an error margin of plus or minus 4.4 percentage points.