![campaign-2012.jpg](https://assets3.cbsnewsstatic.com/hub/i/r/2012/11/02/a872c5b9-69ea-4150-816e-1f28a8c0df80/thumbnail/640x360/9bea67c26712405d891150238f34bb53/campaign-2012.jpg?v=d8f7565ef3e8b72561ee316b5993cbf9#)
Election Blitz Focuses On Philadelphia, Suburbs
Philadelphia and its heavily populated suburbs were the big focus of candidates' attention on Sunday in Pennsylvania, just two days before voters pull the lever in a state that has emerged as a battleground for control of the White House and the U.S. Senate.