With the potential for several days in a row of 100-degree-plus heat, state health department officials have extended a heat advisory for all of Maryland. So far, four heat-related deaths have been ... more 
With the potential for several days in a row of 100-degree-plus heat, state health department officials have extended a heat advisory for all of Maryland. So far, four heat-related deaths have been confirmed. less 
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Thu, Jul 5, 2012 6:16 PM EDT