Hundreds of towns in Maryland and across the nation participated in the Walk Across America on Thursday morning, which is part of the first National Discover Your Optimal Health Day to help curb the ... more 
Hundreds of towns in Maryland and across the nation participated in the Walk Across America on Thursday morning, which is part of the first National Discover Your Optimal Health Day to help curb the obesity epidemic. Kim Dacey has details.  less 
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WBAL - Baltimore Videos
Thu, Sep 12, 2013 12:10 PM EDT