Record-setting temperatures are making everything dry and more flammable, and this has been making fire incidents more frequent and lethal, experts said.
More than 100 million Americans are being warned to stay indoors -- if possible -- as high temperatures and humidity settle in over states stretching through parts of the Gulf Coast to the Great Lakes and east to the Carolinas.
Record-setting temperatures are making everything dry and more flammable, and this has been making fire incidents more frequent and lethal, experts said.
More than 100 million Americans are being warned to stay indoors -- if possible -- as high temperatures and humidity settle in over states stretching through parts of the Gulf Coast to the Great Lakes and east to the Carolinas.