Politics

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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.

Last week the Supreme Court issued a decision on the Affordable Care Act, sending reverberations through the political sphere. But it wasn't the first time. Landmark Supreme Court cases, like Roe v. Wade or Citizens United v. Federal Election Commission,…