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    Comedian Cheech Marin donates hundreds of Chicano works to art museum

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  • Post-tropical cyclone Fiona causes mass destruction to Canada’s east coast

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  • Florida bracing for potential hurricane

    02:08
  • Post-Tropical cyclone Fiona causes chaos along Canada’s east coast

    03:11
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Megadrought emergency in Grand Canyon

02:07

The country’s water crisis is growing more dire by the day. Rapid climate change in the heat of an unprecedented megadrought has plummeted water levels at the two lakes that fuel the Colorado River. NBC News’ Steve Patterson reports on the far-reaching consequences and what is at stake.