<p>Customers walk to the the Indiana Food Market Jan. 15 in Philadelphia.</p>
February 22, 2014
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February 22, 2014 8 p.m.
Healthy eating
Group aims to improve food at Pennsylvania corner stores
PHILADELPHIA - From the outside, Carmen Medina's convenience store appears to be an oasis in the food desert of gritty north Philadelphia, from its bright yellow-and-white striped awnings to the fake palm tree sculptures on the sidewalk.