WASHINGTON (AP) - In a major anti-pollution ruling, the Supreme Court on Tuesday backed federally imposed limits on smokestack emissions that cross state lines and burden downwind areas with bad air from power plants they can't control.
KENNESAW, Ga. (AP) - A FedEx employee wearing ammunition draped across his chest "like Rambo" opened fire Tuesday at a package-sorting center outside Atlanta, wounding six people before committing suicide, police and witnesses said.
NEWARK, N.J. (AP) - A New Jersey woman has admitted killing her neighbor's small dog by throwing it into traffic during an argument over a parking space.
SAN FRANCISCO (AP) - Twitter booked a net loss in the first quarter because of stock compensation costs, but its results surpassed Wall Street's expectations thanks to a sharp increase in advertising revenue.
WASHINGTON (AP) - U.S. home price gains cooled in February from the previous year for the third month in a row, as harsh winter weather and high buying costs have slowed sales.
LAS VEGAS (AP) - A zip line that swoops riders past the vintage casinos of downtown Las Vegas and under the giant video canopy of the Fremont Street Experience is now open for business.
LAS VEGAS (AP) - Las Vegas saw more visitors in March than in any other month in its history, thanks to college basketball tournaments, car races and conventions.
NEW YORK (AP) - Chipotle's coming price hikes could hit steak lovers particularly hard.
VILONIA, Ark. (AP) - The sky turned black as the funnel cloud closed in, and Maggie Caro rushed with her husband and two children to a community shelter at a Vilonia school, where they were among the last to get inside the fortified gym before the doors were shut.
SAN ANTONIO (AP) - A 17-year-old boy who hid a loaded AK-47 assault rifle in a school bathroom and two loaded handguns in his backpack intended to "commit a violent act," a school official said, but the plan was foiled when his parents discovered the weapons missing at home and alerted school administrators.
MISSOULA, Mont. (AP) - A western Montana man has been charged in the shooting death of a 17-year-old boy after prosecutors said he set a trap in his garage to catch any would-be burglars because he was frustrated over recent thefts.
CHICAGO (AP) - The hunt for a health plan that would cover a particular drug or a favorite doctor proved particularly frustrating for many consumers navigating the new insurance exchanges under the federal government's health care overhaul, according to a report released Monday.
EVERETT, Wash. (AP) - For more than five weeks, crews painstakingly sifted through mud and debris, at first searching for survivors and then for the remains of those buried by the mudslide in Washington state. On Monday, officials called off the active search, though two bodies remain entombed in the tangled pile.
ROCKWALL, Texas (AP) - When he was a boy and working in a pharmacy in this town east of Dallas, Ralph Hall once sold cigarettes and Coca-Cola to Bonnie and Clyde, the notorious bank robbers who would later die in a hail of lawmen gunfire.
NEW BRUNSWICK, N.J. (AP) - Roughly 50 Rutgers University students are staging a sit-in at a school administration building in New Brunswick to protest the school's decision to invite Condoleezza Rice to speak at the university's commencement next month.
SALT LAKE CITY (AP) - The Mormon church announced a campaign Tuesday for new laws that protect gay, lesbian, bisexual and transgender people from discrimination while somehow also protecting people who assert their religious beliefs.
NEW YORK (AP) - Tens of millions of people along the Philadelphia-to-Boston corridor rushed to get home and settle in Monday as a fearsome storm swirled in with the potential for hurricane-force winds and 1 to 3 feet of snow that could paralyze the Northeast for days.
WASHINGTON (AP) - Law enforcement is concerned that the popular Waze mobile traffic app by Google Inc., which provides real-time road conditions, can also be used to hunt and harm police.
EAGAN, Minn. (AP) - A 15-year-old boy unintentionally fatally shot his 13-year-old brother while playing "cops and robbers" after the boys discovered their father's hidden gun at a Minnesota home, police said Monday.
DENVER (AP) - Denver police shot and killed a young woman who struck and injured an officer in a stolen car, authorities said Monday.
WHITE PLAINS, N.Y. (AP) - A confounding and heartbreaking murder case alleging that a mother purposely poisoned her 5-year-old son with salt and documented his decline on social media began Monday in the New York suburbs.
WASHINGTON (AP) - Solid economic growth will help the federal budget deficit shrink this year to its lowest level since President Barack Obama took office, according to congressional estimates released Monday.
ALEXANDRIA, Va. (AP) - A former CIA officer was convicted Monday of leaking details of a covert mission to derail Iran's nuclear program in a case that, until the eve of the trial, was as much about the journalist who published the leaks as it was the accused leaker.
• WOMAN ACCUSED OF DROWNING PUPPY SO SHE COULD BOARD PLANE: GRAND ISLAND, Neb. (AP) - A Florida woman is suspected of drowning a 2-week-old puppy in a Nebraska airport bathroom so she could board a plane.
CHICAGO (AP) - With virtually no hard proof that medical marijuana benefits sick children, and evidence that it may harm developing brains, the drug should only be used for severely ill kids who have no other treatment option, the nation's most influential pediatricians group says in a new policy.
JUNEAU, Alaska (AP) - President Barack Obama is proposing to designate the vast majority of Alaska's Arctic National Wildlife Refuge as a wilderness area, including its potentially oil-rich coastal plain, drawing an angry response from top state elected officials who see it as a land grab by the federal government.
MIAMI (AP) - Miss Colombia Paulina Vega has been crowned Miss Universe, beating out first runner-up Miss USA Nia Sanchez and contestants from more than 80 other countries at Sunday's pageant in Miami.
NEW YORK (AP) - A "potentially historic" storm could dump 2 to 3 feet of snow from northern New Jersey to southern Maine starting Monday, crippling a region that has largely been spared so far this winter, the National Weather Service said.
KEY WEST, Fla. (AP) - Millions of genetically modified mosquitoes could be released in the Florida Keys if British researchers win approval to use the bugs against two extremely painful viral diseases.
SAN FRANCISCO (AP) - Anti-abortion activists attending a march in San Francisco on Saturday offered personal stories about how an abortion negatively affected their lives and expressed renewed hope that the procedure will be outlawed or at least further curtailed now that Republicans are back in control of Congress.