UK & World News
Video: Giant Dust Storm Engulfs Phoenix
Aerial footage shows a massive dust storm bringing traffic to a standstill in Phoenix, Arizona.
Police ordered motorists to pull over and keep their windows shut as the giant cloud of dust and sand blotted out sunlight in Maricopa County.
Known as a "haboob", the intense storms can generate winds of up to 40mph (65kph) and occur in arid regions around the world.
It affected flights at Phoenix Sky Harbor International Airport and left thousands in the state without power.