LOS ANGELES (AP) - Officials say part of the office of Mayor Antonio Villaraigosa has been evacuated after a letter was received with white powder inside.
WASHINGTON (AP) - Congress' most serious gun-control effort in years cleared its first hurdle Thursday as the Senate pushed past conservatives' attempted blockade under the teary gaze of families of victims of December's Connecticut school shootings.
IRVING, Texas (AP) - At least two people were killed and more than 40 were hospitalized after a charter bus careened off a North Texas highway and flipped onto its side Thursday, drawing a large emergency response as rescue crews struggled to reach victims inside, authorities said.
NEW YORK (AP) - The Nobel Prize won by Francis Crick in 1962 for his discovery of DNA was sold Thursday at auction for more than $2 million.
LOS ANGELES (AP) - A German immigrant who spent decades posing as an heir to the fabled Rockefeller oil fortune and using other identities was found guilty Wednesday of first-degree murder in the death of a man whose bones were found buried nearly 20 years ago at a suburban home.
WASHINGTON (AP) - A bipartisan group of senators finalizing a landmark immigration bill has agreed to require greatly increased surveillance of the border and apprehensions of people trying to cross it, a person familiar with the proposals said Wednesday.
ST. LOUIS (AP) - Strong storms sweeping across the Midwest damaged homes and businesses in St. Louis, toppled mobile homes and ripped the roof off a Missouri church, while burying other areas in more than a foot of snow.
WEST COVINA, Calif. (AP) - A man deliberately cut himself with saws in the aisles of a Home Depot store in suburban Los Angeles on Wednesday, creating a gruesome scene in front of several customers that left him severely injured, police said.
SEAL BEACH, Calif. (AP) - A major Southern California freeway is jammed after 10 cars collided in a chain-reaction crash.
HONOLULU (AP) - A veteran rescue swimmer has been charged with desertion after he went missing for three months and triggered a massive search, the Coast Guard said Wednesday.
WASHINGTON (AP) - Conservative senators from both parties announced their support for expanding background checks for gun buyers Wednesday, giving a burst of momentum to advocates of stronger restrictions. But big questions remain about whether President Barack Obama can push significant gun controls through Congress.
CYPRESS, Texas (AP) - A man accused of stabbing more than a dozen people at a suburban Houston community college chose his victims at random, authorities said Wednesday, going from one floor to another as he used a razor utility knife to slice people in the neck and face.
GOODYEAR, Ariz. (AP) - A man charged with fatally stabbing his wife and adult son in their suburban Phoenix home told investigators he carried out the killings out of a fear he had given his wife HIV from prostitutes he used to frequent and out of concern about what would become of his jobless son.
SUWANEE, Ga. (AP) - The gunman holding 4 firefighters was shot dead. The hostages were injured but are OK; only one SWAT officer was hit.
NEW YORK (AP) - Microsoft's Windows 8 software appears to be driving buyers away from PCs and toward smartphones and tablets, research firm IDC said Wednesday. That's leading to the fastest drop in PC sales the firm has ever seen.
SALT LAKE CITY (AP) - The Mormon church has issued a sweeping declaration that opposes efforts to relax Utah's famously strict liquor laws.
LOS ANGELES (AP) - The rover Opportunity may not be sleek like a brand new car, but it shows no signs of braking even after a decade on Mars.
LOS ANGELES (AP) - Minutes before a gunman opened fire in a Los Angeles International Airport terminal last fall, killing a security screener and wounding three other people, the two armed officers assigned to the area left for breaks without informing a dispatcher as required.
GENEVA (AP) - Syria's government declared that its main priority was stopping terrorism - not ensuring peace - and the opposition hinted it was far from ready to negotiate directly with the government it wants to overthrow, casting sharp doubt Thursday on peace talks that have barely begun.
WASHINGTON (AP) - A sharply divided government task force that reviewed the National Security Agency's surveillance program for four months has urged President Barack Obama to shut down the agency's bulk collection of phone data and purge its massive inventory of millions of Americans' calling records, The Associated Press has learned.
OMAHA, Neb. (AP) - The diesel-burning locomotive, the workhorse of American railroads since World War II, will soon begin burning natural gas - a potentially historic shift that could cut fuel costs, reduce pollution and strengthen the advantage railroads hold over trucks in long-haul shipping.
RICHMOND, Va. (AP) - In a move that could give gay marriage its first foothold in the South, Virginia's attorney general said Thursday he concluded the state's ban on same-sex unions is unconstitutional and he will join the fight against it.
MIAMI BEACH, Fla. (AP) - Police in Miami Beach say pop singer Justin Bieber has been charged with resisting arrest without violence in addition to drag racing and DUI. Police also say the singer told authorities he had consumed alcohol, smoked marijuana and taken prescription drugs.
MONTREUX, Switzerland (AP) - Furiously divided from the start, representatives of Syrian President Bashar Assad and the rebellion against him threatened Wednesday to collapse a peace conference intended to lead them out of civil war.
HUNTSVILLE, Texas (AP) - A Mexican national was executed Wednesday night in Texas for killing a Houston police officer, despite pleas and diplomatic pressure from the Mexican government and the U.S. State Department to halt the punishment.
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