Orange days - On an orange day for ozone, the air is considered unhealthful for children, the elderly, active people who work or exercise outdoors or anyone with lung diseases such as asthma, chronic bronchitis and emphysema.
20 el tour dsp9--Some of the 7, 773 riders carry their bikes through a dusty Santa Cruz Wash on Tucson's southside in the early morning during the 109 mile 23rd annual El Tour de Tucson. Photo by David Sanders/Arizona Daily Star. Assign.#126580. Mandatory credit: no mags, no sales.