MURRYSVILLE, Pa. (AP) - Flailing away with two kitchen knives, a 16-year-old boy with a "blank expression" stabbed and slashed 21 students and a security guard in the crowded halls of his suburban Pittsburgh high school Wednesday before an assistant principal tackled him.
MIDDLETON, Wis. (AP) - Wisconsin Gov. Scott Walker, a potential 2016 Republican candidate for president who lacks a college degree, said Wednesday he would like to complete his course work to get his diploma, but he dodged a question about whether it was necessary to run for higher office.
ORDWAY, Colo. (AP) - Mini-storms of tumbleweed have invaded the drought-stricken prairie of southern Colorado, blocking rural roads and irrigation canals, and briefly barricading homes and an elementary school.
WINTER PARK, Fla. (AP) - A car smashed into an Orlando-area day care Wednesday, killing a girl and injuring 14 others, at least a dozen of them children, and authorities were searching for the driver of an SUV who they say started the crash, officials said.
BOSTON (AP) - Brandeis University has transformed an accolade into "a moment of shaming" by withdrawing a plan to give an honorary degree to a Muslim women's advocate who has made comments critical of Islam, she said Wednesday.
LOUISVILLE, Ky. (AP) - It may sound far-fetched, but scientists are attempting to build a human heart with a 3-D printer.
NEW YORK (AP) - Millions of passwords, credit card numbers and other personal information may be at risk as a result of a major breakdown in Internet security revealed earlier this week.
SANTA CLARA (AP) - Hewlett-Packard will pay the U.S. government $108 million to settle charges that former employees paid bribes to officials in Russia, Mexico and Poland.
NEW YORK (AP) - The rising cost of child care is among likely reasons for a rise in the number of women staying home full-time with their children, according to a new Pew Research Center report released Tuesday.
MILWAUKEE (AP) - A virus never before seen in the U.S. has killed millions of baby pigs in less than a year, and with little known about how it spreads or how to stop it, it's threatening pork production and pushing up prices by 10 percent or more.
WEST BABYLON, N.Y. (AP) - An 85-year-old nursing home patient was the victim of "disgraceful sexual perversion" when a male stripper gyrated in front of her against her will at the suburban New York facility, an attorney for the woman's family said Tuesday.
OMAHA, Neb. (AP) - Railroads are launching a new campaign to highlight the dangers of being near train tracks after a spike in rail deaths last year.
CAPE CANAVERAL, Fla. (AP) - North and South America, get ready for the first eclipse of the year- in color.
GRANTS PASS, Ore. (AP) - The Josephine County Sheriff's Office is understaffed and desperate for help, so they're mulling whether to turn to local volunteers to help process crime scenes.
BRIDGEPORT, Conn. (AP) - A Moroccan man in Connecticut who allegedly expressed interest in using remote-controlled airplanes to bomb a school and a federal building has been arrested by the FBI and detained without bail, federal authorities said Tuesday.
SAN FRANCISCO (AP) - Zynga Inc. on Thursday reported a wider third-quarter loss, weighed down by higher expenses and lower revenue from its online games.
FORT LAUDERDALE, Fla. (AP) - To Arnold Abbott, feeding the homeless in a public park in South Florida was an act of charity. To the city of Fort Lauderdale, the 90-year-old man in white chef's apron serving up gourmet-styled meals was committing a crime.
SEATTLE (AP) - Police have found a car believed stolen by a man charged with killing his girlfriend, posting pictures of her body online and writing that he wanted authorities to find and kill him.
MONROE, Mich. (AP) - Investigators have interviewed more than 100 witnesses about a Michigan woman's disappearance from an outdoor Halloween party, but many were too high or drunk to offer much help, a sheriff said Wednesday.
SAN FRANCISCO (AP) - Nearly everyone agrees that texting and driving is dangerous. Many people do it anyway.
PHILADELPHIA (AP) - A woman seen on surveillance video putting up a fight while being abducted off a Philadelphia street was found safe outside Baltimore on Wednesday, and the man who snatched her was arrested, police said.
SALT LAKE CITY (AP) - A Utah schoolteacher whose gun accidentally went off in an elementary school bathroom agreed Wednesday to pay a fine and take a firearm-safety class as part of a plea deal.
STEAMBOAT SPRINGS, Colo. (AP) - A Steamboat Springs woman pleaded guilty to fatal child abuse Wednesday after prosecutors said she left her 3-year-old son alone for three days in a cabin without running water.
EX-RAVENS CHEERLEADER CHARGED WITH SEX WITH TEEN: GEORGETOWN, Del. (AP) - A former Baltimore Ravens cheerleader and the estranged wife of a prominent Maryland energy executive was arraigned Wednesday in Delaware on charges of having sex with a 15-year-old boy who attends school with at least one of her children.
NEW YORK (AP) - A snaggletooth eight-year-old. A middle schooler with a punk rocker bob cut and big earrings. Tween siblings with a penchant for playing.
FREMONT (AP) - Electric car maker Tesla Motors beat Wall Street's expectations and set a record for deliveries of its Model S sedan in the third quarter, delighting investors even as its losses doubled from a year ago.
SEATTLE (AP) - A short-term college certificate, for a very specific job-training program like how to use computers for office work, probably won't help students earn more money in the long run, a new study has found.
VIENNA (AP) - Saudi Arabia showed little concern for fellow OPEC members by unilaterally cutting its oil prices to the U.S. this week, a move that casts doubts on the cartel's credibility and its ability to find a common plan to stabilize the slumping energy market.
CHICAGO (AP) - The sketches of "Star Wars" creator George Lucas' Chicago museum show a flowing white building topped with a hovering ring. The newly unveiled architectural designs for the Lucas Museum of Narrative Art were drawing a range of reaction on Wednesday, from snide comments to forthright admiration.
SEATTLE (AP) - Marijuana advocates, fresh off victories for legal recreational pot in Oregon, Alaska and the nation's capital, are already preparing for their next target, and it's a big one: California.