OXFORD, Miss. (AP) - The ricin mailed to the president and a U.S. senator is relatively easy to make but generally can't be used to target a large number of people, experts say.
Police arrested Dzhokhar Tsarnaev Friday night after finding him hiding in a boat parked behind a home in Watertown, the Boston suburb authorities shut down to conduct house-by-house searches. A flurry of gunfire broke out around the time officials lifted a shelter-in-place order that effectively shut down Boston and a number of surrounding suburbs. Tsarnaev, identified by authorities as Suspect No. 2, was on the loose for almost 20 hours after his brother, Tamerlan, was killed in a getaway attempt.
ARIZ. WOMAN ACCUSED OF ABUSING NIECE PLEADS GUILTY: PHOENIX (AP) - The legal guardian of a 10-year-old Arizona girl who died in 2011 after being padlocked in a footlocker by another family member pleaded guilty in the case Friday.
WATERTOWN, Mass. (AP) - A 19-year-old college student wanted in the Boston Marathon bombings was taken into custody Friday evening after a manhunt that left the city virtually paralyzed and his older brother and accomplice dead.
WATERTOWN, Mass. (AP) - A tense night of police activity just days after the Boston Marathon bombings has caused police to converge on a neighborhood outside Boston where they say there were explosives.
WEST, Texas (AP) - Rescuers searched the smoking remnants of a Texas farm town Thursday for survivors of a thunderous fertilizer plant explosion, gingerly checking smashed houses and apartments for anyone still trapped in debris while the community awaited word on the number of dead.
AUSTIN, Texas (AP) - People keep asking Joe Berti if he feels unlucky.
BOSTON (AP) - Plucking a couple of blurry faces in baseball caps out of a swarming crowd, the FBI zeroed in on two suspects in the Boston Marathon bombing and shared surveillance-camera images of them with the world Thursday in hopes the public will help hunt them down.
REVERE, Mass. (AP) - A teenager said he is scared to go outside after he was portrayed on the Internet and on the front page of the New York Post as connected to the Boston Marathon bombings.
WASHINGTON (AP) - Air traffic controller furloughs scheduled to kick in on Sunday could result in flight delays of more than three hours in Atlanta, as well as significant delays in Chicago, Los Angeles and New York-area airports, federal officials said Thursday.
KAUFMAN, Texas (AP) - A former Texas justice of the peace seeking revenge for a theft conviction that ended his judicial career carried out a plot with his wife to kill the men who prosecuted him, authorities said Thursday.
CINCINNATI (AP) - A popular southwest Ohio air show has canceled plans to stage a re-enactment of the devastating World War II atomic bomb attack on Japan after protests, officials said Thursday.
MONTANA GOV. SIGNS BILL DECRIMINALIZING GAY SEX: HELENA, Mont. (AP) - An obsolete law deeming gay sex as deviant - akin to bestiality - was stricken from Montana code Thursday, prompting gay rights activists to say they hope that full legal equality may be close at hand.
MOUNT PLEASANT, Mich. (AP) - The former minister of a small Michigan congregation was sentenced Thursday to at least 56 years in prison for killing his fiancée's 24-year-old daughter, allegedly to fulfill a fantasy to have sex with a dead body.
BOSTON (AP) - The FBI released photos and video Thursday of two suspects in the Boston Marathon bombing and asked for the public's help in identifying them, zeroing in on the two men on surveillance-camera footage less than three days after the deadly attack.
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.
ALBUQUERQUE, N.M. (AP) - A northern New Mexico sheriff who has fought off accusations of misconduct throughout his career was convicted Friday of abusing a driver during a bizarre traffic stop that prosecutors called a fit of road rage.
LAS VEGAS (AP) - The arrests of several protesters for writing anti-police messages with chalk on a sidewalk last year have spawned a federal civil rights lawsuit against Las Vegas police.
OKLAHOMA CITY (AP) - A man fired from an Oklahoma food processing plant beheaded a woman with a knife and was attacking another worker when he was shot and wounded by a company official, police said Friday.
ALEXANDRIA, La. (AP) - A Mississippi man who was once declared dead, only to resurface as a suspect in a kidnapping and killing, was sentenced to death Friday after a jury earlier convicted him of murder.
SPRINGFIELD, Mass. (AP) - A man who has bumps resembling horns implanted in his forehead was found guilty of murder and other charges Friday for his role in the kidnapping and slaying of three Massachusetts men in 2011.
RALEIGH, N.C. (AP) - A North Carolina inmate with mental illness who died of thirst was held in solitary confinement for 35 days and cited twice for flooding his cell, according to prison records.
COLUMBIA, S.C. (AP) - A South Carolina state trooper's dashboard video shows an unarmed driver being shot just seconds after he was stopped for a seatbelt offense - and the trooper, who was fired last week, has now been charged with assault.
WASHINGTON (AP) - Eric Holder, America's first black attorney general and an unflinching champion of civil rights in enforcing the nation's laws, announced his resignation Thursday after leading the Justice Department since the first days of President Barack Obama's term. He is the fourth-longest-serving attorney general in U.S. history.
ANCHORAGE, Alaska (AP) - A powerful earthquake shook a large swath of Alaska on Thursday morning, knocking things off shelves and causing people to take cover but bringing no immediate reports of injuries or major damage.
BEIRUT (AP) - When the United States opened its aerial campaign against the Islamic State group in Syria this week, its first salvo also hit an al-Qaida cell it says was planning terror attacks - a move that has injected more chaos into the conflict and could help President Bashar Assad.
POLICE: BURGLAR KILLS ACCOMPLICE OVER STOLEN ITEMS: WEST COLUMBIA, S.C. (AP) - South Carolina authorities say a burglar fatally shot his accomplice after the two men argued about how to split up the stolen goods.
CARPINTERIA (AP) - A California woman is recovering from scratches, a bite and a broken rib after being attacked by a black bear that chased her dogs through an avocado grove.