Eric Ostermeier addresses Santorum's poplarity in rural areas, Romney's popularity in urban areas.
If Santorum is to stage a comeback, he needs to start making up ground in metropolitan areas, where Romney so far has gained most of his support. Ostermeier does not see it as an impossible task, especially given that Santorum according to Politico story, raised $9 million in February.
Chron.com
March 5, 2012