MARYSVILLE Wash. - Authorities were seeking a motive on Saturday as to why a high school student in the United States' Washington state shot dead a female classmate and wounded four others in a campus cafeteria before killing himself.
NEW YORK - A medical worker quarantined in New Jersey on her return from treating Ebola victims in West Africa was being evaluated in a hospital isolation ward on Saturday after new contagion-control safeguards were imposed for America's biggest urban center. | Video
SACRAMENTO Calif. - Two California sheriff's deputies were killed and two others were wounded in a shooting spree that started in a motel parking lot in Sacramento on Friday, authorities said.
- Human remains found in Virginia were identified on Friday as those of missing university student Hannah Graham, and prosecutors are focusing on more charges against the suspect in her disappearance, authorities said.
WASHINGTON - U.S. Attorney General Eric Holder said on Friday that he expects the Justice Department's investigation into the shooting death of unarmed black teenager Michael Brown by a white police officer in Ferguson, Missouri, to be complete by the time he leaves office.
- Railcar maker Trinity Industries Inc said on Friday that it would stop shipping a highway guardrail system, after the U.S. government demanded earlier in the week that the company conduct more crash tests of the product.
ATLANTIC CITY N.J. - Hundreds of unionized workers lashed out at Carl Icahn on Friday, picketing the Trump Taj Mahal Casino where the billionaire activist seeks to terminate health-care and pension plans.
- A white off-duty St. Louis police officer shot a black teenager six times in the back of the legs and once in the side of the head in what was likely a fatal wound, a doctor who performed a private autopsy for the teen's family said on Friday.
NEW YORK - The hatchet-wielding man who wounded two New York City police officers, one of them critically, was a self-radicalized convert to Islam who is believed to have acted alone in what law enforcement officials on Friday called a terrorist attack. | Video
HARTFORD Conn. - The extent of Newtown school shooter Adam Lanza's growing rage, isolation and delusions when he was a teenager were apparently overlooked by his mother, psychiatrists and counselors, according to a report expected to be issued next month.