Isaac becomes a hurricane as it closes in on Gulf Coast
Tropical Storm Isaac is close to becoming a hurricane and is expected to make landfall as a Category 1 storm Tuesday night.
Tropical Storm Isaac is close to becoming a hurricane and is expected to make landfall as a Category 1 storm Tuesday night.
Heavy rain and strong wind pounded parts of Florida on Sunday but Isaac is expected to move west of its originally predicted path.
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Photos: News 8 storm chasers witness tornado damage in northern Texas