Tens of thousands of homes and buildings were threatened Sunday by an out-of-control wildfire burning in the foothills of a national forest east of Los Angeles.

The claim cited forecasted temperatures in several major American cities.

Even by desert standards, the prolonged baking that Nevada's largest city is experiencing is nearly unprecedented.

Adventurers are still being drawn to Death Valley, even though the desolate region known as one of the hottest places is being punished by dangerous heat.

In Multnomah County, health officials are investigating multiple deaths believed to be heat-related.

Soaring temperatures created a hazard on State Route 11 in Skagit County when the pavement buckled and created a potentially dangerous ridge for drivers.

Fewer people are suffering through the heat wave throughout the Seattle-Bellevue area.

Roughly 130 million people were under threat Saturday and into next week from a long-running heat wave that already has broken records.