Interesting stuff from Nielsen today on advertising and TV presence in the Senate race. The Sestak camp was targeting Pittsburgh hard in the second week of September, airing all 170 of its spots in the Pittsburgh area, while Toomey aired 41% in the market.

Still, when it came to free media Toomey got 81% of his on-air mentions in the Pittsburgh market while Sestak got 40%.

The full Nielsen report is below:

{Jscribd document_id:=37570575 access_key:=key-wla5z2xugguymaz8qw9 viewmode:=List h:=500 w:=458}