Joe Sestak leads Pat Toomey in a recent poll by 4 percentage points, causing some Democrats to crow he will win in November.

This is silly.

Smarter Democrats are very worried that Sestak's bump in the polls after his nationally-covered upset of Arlen Specter is not much bigger. It should be given all the slobbering media coverage he's received this past week.

Jim Geraghty has more on this at NRO.