WASHINGTON (AP) - An envelope addressed to Sen. Roger Wicker of Mississippi tested positive Tuesday for ricin, a potentially fatal poison, congressional officials said, heightening concerns about terrorism a day after a bombing killed three and left more than 170 injured at the Boston Marathon.
BOSTON (AP) - Federal agents zeroed in Tuesday on how the Boston Marathon bombing was carried out - with kitchen pressure cookers packed with explosives, nails and other lethal shrapnel - but said they still didn't know who did it and why.
NEW YORK (AP) - Fox has pulled from websites a recent episode of "Family Guy" that depicts mass deaths at the Boston Marathon, and has no immediate plans to air it again.
BOSTON (AP) - Third-grader Martin Richard had just gotten ice cream and was near the Boston Marathon finish line, eagerly watching for friends to run by. Krystle Campbell was enjoying the race with her best friend, hoping to get a photo of the other woman's boyfriend after he conquered the last mile.
ALBANY, N.Y. (AP) - Several labor unions say more than $400,000 in contributions by Wal-Mart Stores Inc. since 2010 helped bring about the creation of an unusual taxpayer-paid subsidy last month to help employers offset a higher minimum wage in New York.
RICHMOND, Va. (AP) - The nation's top cigarette companies have made their payments as part of the longstanding settlement in which some cigarette makers are paying states for smoking-related health care costs.
POLICE: NM MAN TRIED TO TRADE MCDONALD'S FOR SEX: ALBUQUERQUE, N.M. (AP) - It appears that this happy meal didn't end with a happy deal.
ANCHORAGE, Alaska (AP) - Soldiers from the Army's Alaska Northern Warfare Training Center helped recover the body of a 9-year-old boy whose snowmobile fell an estimated 200 feet into a glacier crevasse.
EVERETT, Wash. (AP) - A 78-year-old Washington state man running his third Boston Marathon was near the finish line when he was knocked down by one of two bomb blasts and caught in a news photograph that quickly went viral.
INMATE, 84, ACCUSED OF TRYING TO KILL PROSECUTOR: CONROE, Texas (AP) - An 84-year-old woman jailed on a theft charge allegedly tried to hire a hit man to kill the Houston-area prosecutor handling her case and to maim his boss, one of the apparent targets said Monday.
BOSTON (AP) - Two bombs exploded in the crowded streets near the finish line of the Boston Marathon on Monday, killing three people and injuring more than 130 in a bloody scene of shattered glass and severed limbs that raised alarms that terrorists might have struck again in the U.S.
WASHINGTON (AP) - Here's a little secret for all you procrastinators on Tax Day: The Internal Revenue Service doesn't like to talk about it, but as long as you don't owe any additional taxes, there is no penalty for filing a few days late.
BOSTON (AP) - Witnesses who heard the bomb blasts near the finish line of the Boston Marathon walked into a scene of chaos and carnage where they had expected celebration and revelry. A few accounts from people who were there:
SOURCE: CASE BEING BUILT AGAINST EX-TEXAS OFFICIAL:
MIAMI (AP) - Carnival Corp. said Monday it will repay the U.S. government an unspecified amount for the costs to taxpayers of responses to disabling accidents on its Triumph and Splendor cruise ships, both of which left thousands of passengers stranded at sea for days.
GOLDEN, Colo. (AP) - Hundreds of suburban Denver high school students missed school again Monday as teachers shut down two high schools by calling in sick amid a controversy over proposed changes to an Advanced Placement history class and changes to their pay.
HARTFORD, Conn. (AP) - A Connecticut firefighter says in a federal civil rights lawsuit that she was unfairly disciplined by a city fire department and forced to take unpaid leave because she was pregnant.
WITNESSES: SKYDIVERS WHO DIED DESCENDED TOO FAST: BARNSTABLE, Mass. (AP) - The two skydivers killed after they crashed into a building during a tandem jump on Cape Cod appeared to be having problems as they descended, police said.
NEW YORK (AP) - When the economy tanks, women have fewer babies. But what happens in the following years, when conditions improve?
NEW YORK (AP) - Macy's plans to hire about 86,000 seasonal holiday workers nationwide to bolster its stores, call centers and distribution hubs, a 3.6 percent increase from last year.
FERGUSON, Missouri (AP) - Authorities searched Sunday for a suspect in the shooting of a police officer in Ferguson, the St. Louis suburb where there have been angry protests since a white officer fatally shot an unarmed 18-year-old black man last month.
TOKYO (AP) - Finally reaching the ash-covered summit of a still-erupting volcano in central Japan, rescue workers made a grim discovery Sunday: 31 apparently dead people, some reportedly buried in knee-deep ash.
MIAMI (AP) - A shooting sent terrified patrons scrambling from a Miami nightclub early Sunday and left 15 people wounded, including an 11-year-old child, authorities said.
CHICAGO (AP) - Teen girls who have sex should use IUDs or hormonal implants - long-acting birth control methods that are effective, safe and easy to use, the nation's most influential pediatricians' group recommends.
COLORADO SPRINGS, Colo. (AP) - A marijuana giveaway for veterans attracted about 1,000 people to a Colorado hotel.