Super PAC signals Pennsylvania primary could get rough

A super PAC backing Pennsylvania Senate candidate Conor Lamb is warning prospective donors that he is trailing frontrunner John Fetterman by 30 percentage points in the Democratic primary — and that the public’s perception of his opponent’s ideology must change for Lamb to have a shot.

“[P]rimary voters don’t yet see Fetterman as the liberal he is,” reads a memo circulated by the pro-Lamb group Penn Progress, which was obtained by POLITICO. “For Conor Lamb to have a path in the primary, this dynamic needs to change.”

Unlike the bloodbath taking place...