AP - The Chinese capital was shrouded in thick gray smog on Sunday, just 12 days before the opening ceremony of the Beijing Olympic Games. One expert warned that drastic measures enacted to cut vehicle and factory emissions in the city were no guarantee skies would be clear during competitions.

AP - When Amy Morris' twin boys, then 11, went on an academic trip to Washington last year, she agreed to give them cell phones at the program's request. But this summer she was dismayed to learn that girls at her 8-year-old daughter's day camp were using cell phones they'd taken along in their backpacks.

AP - Patients in the early stages of Alzheimer's disease who performed better on a treadmill test had less atrophy in the areas of the brain that control memory, according to a study released Sunday.

AP - When a state trooper pulls over a speeding motorist, the officer usually writes out a ticket on the spot.

AP - The popular urban street pastime called double dutch, in which competitors jump between two ropes twirled eggbeater-style, is getting more recognition, becoming an officially sanctioned sport in New York City high schools.

AP - Republican presidential candidate John McCain is pledging support for a proposal to expand protections for disabled people under an 18-year-old landmark civil rights law.

AP - California on Friday became the first state to ban trans fats from restaurant food, following several cities and major fast-food chains in erasing the notorious artery-clogger from menus.

AP - When there's an urgent need to trace fruits and vegetables in a crisis like the salmonella outbreak, a lot of the pieces for a rapid-response system already exist. But nobody has quite figured out how to put them together to operate seamlessly in the vast American marketplace.

AP - Only jalapeno peppers grown in Mexico are implicated in the nationwide salmonella outbreak, the government announced Friday in clearing the U.S. crop.