According to the most recent polling in Pennsylvania, the Washington Times article is way off base. Santorum is doing pretty well in PA.
Key Findings
The February 2012 Franklin and Marshall College Poll finds former US Senator Rick Santorum gaining momentum in his home state as he has nationally.
Senator Santorum is currently well ahead of his Republican primary rivals in Pennsylvania, and he has trimmed President Barack Obama’s lead in the state compared to one month ago.
The Republican Presidential Primary
Rick Santorum’s victories in three primaries a few weeks ago helped propel his candidacy nationally, and this momentum has spilled over to Pennsylvania. His
favorable rating among Pennsylvania Republicans has risen from 46% in January to 63% now.
https://edisk.fandm.edu/FLI/keystone/pdf/keyfeb12_1.pdf
You guys are quoting polls from the THIRD WEEK OF FEBRUARY. In politics that’s enough time passed for the dinosaurs to have both evolved (or been created if you prefer) and gone extinct.