U.S. Observes Sultry Fourth of July
Clip: 07/04/2012 | 3m 25s
Heat and hardship didn't stop Americans from celebrating Independence Day on Wednesday with parades, barbecues and fireworks. But prolonged power outages, record high temperatures and wildfires made it a challenging Fourth of July for many. Gwen Ifill reports.
Aired: 07/04/12
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