26 Aug Hurricane Harvey intensifies to category 4; Trump pardons Sheriff Joe Arpaio; Gorka resigns as Deputy Assistant to President

Hurricane Harvey intensifies to category 4; Millions at risk as monster hurricane closes in; Hurricane Harvey could bring 12-foot storm surge; "Life-threatening" hurricane could bring "catastrophic" flooding; NWS: Some areas could be "uninhabitable for weeks or months"; Trump pardons Sheriff Joe Arpaio; Gorka resigns as Deputy Assistant to President
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