Specter tweets against Toomey

Sen. Arlen Specter has tweeted an attack against primary opponent Pat Toomey:
Toomey admits Senate is not desirable. He'd be "bereft of seniority" and "oppose policies instead of proposing them" http://tiny.cc/bA5Bc

The link goes to a PoliticsPA article detailing comments Toomey apparently made several weeks ago to Pennsylvania GOP Chairman Robert Gleason Jr.
U.S. Senate candidate Pat Toomey told Pennsylvania GOP Chairman Robert Gleason Jr. eight weeks ago that he didn