"Habub" - A giant dust storm A dust storm known as a "habub" rolls into downtown Phoenix on Tuesday night, July 5, 2011, bringing strong winds and low visibility. Habubs are part of Arizona's annual monsoon season, which is now in full swing. (AP) A giant dust storm covers Phoenix, Ariz., Tuesday, July 5, 2011. (AP) A giant dust storm covers Phoenix, Ariz., Tuesday, July 5, 2011. (AP) Mary Nichols and JoAnn Buckson, right, run for cover in Phoenix Tuesday July 5, 2011 as a dust storm blows through. A massive dust storm has swept into the Phoenix area and drastically reduced visibility across much of the valley. (AP) Pedestrians run to cross the street as they try to get away from a dust storm in downtown Phoenix, Tuesday, July 5, 2011. A massive dust storm has swept into the Phoenix area and drastically reduced visibility across much of the valley. (AP) People walk in downtown Phoenix during a dust storm Tuesday, July 5, 2011. A massive dust storm has swept into the Phoenix area and drastically reduced visibility across much of the valley. (AP) Email Facebook Twitter LinkedIn Whats App Pin Interest