Six months ago supporters boasted that Clinton was unbeatable (in Pennsylvania). But as a new Quinnipiac University poll shows the contest narrowed to 6 percentage points, it's looking like Pennsylvania could be Clinton's last stand.

"She's getting dangerously close to the edge to losing this," said Clay F. Richards, assistant director of the Quinnipiac University Polling Institute. "It is a game of horseshoes, and close for Obama is a victory for him."

Pennsylvania is the "make it or break it point for the Clinton campaign," he said.

Clinton, who once led by a 16- to 20-point margin, has watched as Obama cut her advantage to 6 points — 50 percent to 44 percent — in the Quinnipiac poll of 1,340 likely Pennsylvania Democratic voters.

Across just about every demographic — old, young, blacks, whites, women, men, rich, poor and in Democrat-rich regions such as southeastern Pennsylvania and Philadelphia, Clinton's numbers are slipping.

At the same time, Obama has played his own expectations game as he constantly reminded voters that he's the underdog during a recent campaign swing through Pennsylvania. ...

(Atlanta Journal)