AP - Los Angeles can continue being the butt of smog jokes now that it has once again topped the American Lung Association's bad air list of most polluted cities in America.

AP - The man behind the wheel of a tanker truck hauling thousands of gallons of gas that exploded and brought down one of Northern California's most traveled highways had a long criminal rap sheet. But he still got a license.

AP - A federal judge has dismissed claims against the government in a wrongful death lawsuit filed by the families of three people who died in the immediate aftermath of Hurricane Katrina.

BIRMINGHAM, Alabama (Reuters) - The U.S. state of Alabama executed a death row inmate, Aaron Lee Jones, by lethal injection Thursday, the state's first execution of the year and its 36th since capital punishment was reinstated in 1976.

WASHINGTON (Reuters) - The U.S. Transportation Security Administration said on Friday that personal data on 100,000 of its employees contained in a computer hard-drive are missing.

LAS VEGAS (Reuters) - Floyd Mayweather Jr. registered a split decision victory over Oscar De La Hoya to win the World Boxing Council super welterweight title on Saturday before announcing his retirement.

LOS ANGELES (Reuters) - The chairman of the HBO cable television network was arrested in Las Vegas on Sunday on suspicion of assaulting his girlfriend, the Los Angeles Times reported.

LOS ANGELES (Reuters) - Wal-Mart Stores Inc. said on Monday it switched to using trans-fat-free oil for frying foods, including chicken, corn dogs and country steak at its in-store delis.

NASHVILLE, Tennessee (Reuters) - A man convicted of killing a policeman was executed in Tennessee on Wednesday, closing one of the state's most controversial cases.

NEW YORK (Reuters) - Big spenders bid up prices for Impressionist and modern art for a second straight night on Wednesday, setting records for works by Giacometti and Juan Gris.

AP - A gunman boarded a Chicago Transit Authority bus on the city's South Side on Thursday afternoon and opened fire, killing one teenager and wounding four others, authorities said.

AP - A former University of Pennsylvania professor was sentenced Friday to 15 years in prison and fined $17,500 for importing child pornography.

BOSTON (Reuters) - Boston's Curt Schilling failed to hold a 4-1 sixth-inning lead but his Red Sox team mates stepped up to hammer a tired Baltimore bullpen en route to a 13-4 rout of the Orioles on Saturday.

WASHINGTON (Reuters) - U.S. women are getting mammograms to screen for breast cancer at declining rates, according to a study describing a trend that experts fear may portend a reversal of progress against the deadly disease.

WASHINGTON (Reuters) - Americans get the poorest health care and yet pay the most compared to five other rich countries, according to a report released on Tuesday.

NEW YORK (Reuters) - Bernard 'The Executioner' Hopkins has no doubts he can delay the aging process and beat Winky Wright in their 170 pounds showdown in Las Vegas on July 21.

WASHINGTON (Reuters) - At least 10 of the Republicans and Democrats hoping to run for U.S. president in the November 2008 election are millionaires, The Washington Post reported on Thursday.

AP - About 2,000 immigration reform demonstrators marched peacefully Thursday to the park where protesters and journalists clashed with police during a rally earlier this month.

AP - Two climbers died after a 1,900-foot fall during a descent of Mount McKinley — North America's highest mountain — Denali National Park and Reserve officials said Friday.

AP - A bus veered off a highway and crashed in central Pennsylvania early Sunday, killing two people and injuring 31 others, authorities said.

WASHINGTON (Reuters) - Troubles in the U.S. housing market will weigh on economic growth this year even more than earlier estimated, according to a forecast of economists released on Monday.

AP - A 31-year-old man was sentenced Monday to more than 24 years in federal prison for posing online as a teenage boy dying of leukemia in an effort to coerce young girls into sending him sexually explicit images.

AP - The panel studying last month's massacre at Virginia Tech will go to court if necessary to get gunman Seung-Hui Cho's medical and mental health records, the group's chairman said Tuesday.

AP - A woman who died of lung disease five months after Sept. 11 was added Wednesday to the medical examiner's list of attack victims, marking the first time the city has officially linked a death to the toxic dust caused by the World Trade Center's collapse.

NEW YORK (Reuters) - New Yorkers may hate the city's traffic but not enough to back a proposal by Mayor Michael Bloomberg to impose a toll on drivers in midtown Manhattan, according to poll released on Thursday.

AP - Nearly half the country thinks near-record gasoline prices will cause serious hardship, prompting ever more people to consider trading their gas guzzlers for more fuel-efficient cars, an AP-Ipsos poll says.

LOS ANGELES (Reuters) - Actress Lindsay Lohan has been cited for driving under the influence after losing control of her Mercedes convertible, the Beverly Hills Police Department said on Saturday.

AP - As the nation pauses on Memorial Day to honor its war dead, one woman is working to keep alive the memory of her son, who was killed in Iraq while serving as a civilian contractor.

AP - Michael Roberts has done more than study finance at historically black Benedict College. He's played football for the college, joined a fraternity and proposed to his girlfriend.

LOS ANGELES (Reuters) - Global positioning systems (GPS), digital photography and computer databases are joining the humble paint can as U.S. cities battle to obliterate graffiti and catch its shadowy perpetrators.

WASHINGTON (Reuters) - A man infected with a dangerous strain of tuberculosis fled across Europe to avoid detention, taking flight after flight to stay ahead of public health officials, the U.S. Centers for Disease Control and Prevention said on Wednesday.