Four people died in crashes involving over 30 vehicles, including six semitrailers, on an interstate in Colorado Tuesday after blowing dirt made it nearly impossible to see, authorities said. Exhibit ...

Authorities say a total of five people have died in crashes involving over 30 vehicles after blowing dirt made it nearly impossible to see on a Colorado interstate.

DENVER (AP) — A total of five people have died in crashes on a Colorado interstate involving over 30 vehicles, including seven semitrailers, after blowing dirt made it nearly impossible to see, ...