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    Drought hits Italian river crucial for agricultural irrigation

    00:57
  • Is there relief in sight from the record shattering heat wave?

    00:58
  • Watch: Lightning strikes over rainbow in stormy California sky

    00:32
  • Yellowstone National Park reopens southern loop following flooding

    00:24
  • Record triple-digit temperatures create deadly conditions

    03:04
  • Massive haboob near Phoenix leaves residents in dust

    01:06
  • Massive heat dome blankets US, shattering temperature records

    02:54
  • Earthquake in Afghanistan kills more than 1,000, officials say

    01:14
  • Deadly earthquake strikes eastern Afghanistan

    01:01
  • Millions affected as torrential rain leads to flooding in southern China

    00:36
  • Three drown after boat capsizes on Texas lake

    00:59
  • Severe flooding kills more than 30, leaves million stranded in Bangladesh

    00:44
  • Brutal heat wave creates dangerous conditions across the US

    03:14
  • Drought causes California farmers to struggle with crops

    04:55
  • Watch: Fire engine swept away by floodwaters in southern China

    00:55
  • Most of Yellowstone to reopen within 2 weeks after floods

    00:22
  • Excessive heat warnings in place ahead of start of summer

    01:37
  • Heat wave in Spain sparks raging wildfires

    00:56
  • Extreme heat raises concerns about U.S. power grids

    06:09
  • Extreme flooding threatens to forever alter scenery of Yellowstone

    02:40

Radiation eyed at Los Alamos nuke plant

01:54

As the battle against the flames near the Los Alamos Nuclear Laboratory rages on, the government is monitoring the air above the facility for radiation. NBC’s Janet Shamlian reports from New Mexico.