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.
CHILMARK, Mass. (AP) - President Barack Obama has spent less time away from the White House than his predecessors. But his two-week break on the resort island of Martha's Vineyard and hours on the golf course have his detractors teeing up as they highlight the slew of foreign policy crises currently facing the United States.
WEST FARGO, N.D. (AP) - A reigning North Dakota teacher of the year was charged Friday with five felony counts for allegedly having sexual contact with a female student more than five years ago.
SOMERSET, Pa. (AP) - People who told police they were not that drunk while driving may have been right in one Pennsylvania county.
SELMA, Ala. (AP) - An Alabama teacher was suspended without pay after being accused of having sixth-grade students re-enact the deadly police shooting in Ferguson, Missouri, and the Trayvon Martin killing in Florida.
LAS VEGAS (AP) - Senate Majority Leader Harry Reid apologized Friday for jokes he made about Asians during a luncheon of business leaders in Las Vegas earlier this week.
NEW YORK (AP) - John Lennon's killer was denied release from prison in his eighth appearance before a parole board, correction officials said Friday.
DENVER (AP) - A judge ordered a Denver man on Friday to stand trial in the killing of his wife, who told dispatchers moments before her death that he was paranoid and hallucinating after eating marijuana-infused candy.
WASHINGTON (AP) - More than 1,000 U.S. retailers could be infected with malicious software lurking in their cash register computers, allowing hackers to steal customer financial data, the Homeland Security Department said Friday.
WASHINGTON (AP) - Seeking to quell a politically charged controversy, the Obama administration announced new measures Friday to allow religious nonprofits and some companies to opt out of paying for birth control for female employees while still ensuring those employees have access to contraception.
WASHINGTON (AP) - Model aircraft hobbyists, research universities and commercial drone interests filed lawsuits Friday challenging a government directive that they say imposes tough new limits on the use of model aircraft and broadens the agency's ban on commercial drone flights.
CHICAGO (AP) - U.S. Rep. Paul Ryan said Thursday he would love to see Mitt Romney run again for president and teased the GOP's former nominee at one point that the "third time's the charm."
BOSTON (AP) - A college friend of Boston Marathon bombing suspect Dzhokhar Tsarnaev pleaded guilty Thursday to impeding the investigation by removing incriminating evidence from Tsarnaev's dorm room several days after the deadly attack.
FERGUSON, Mo. (AP) - Gov. Jay Nixon on Thursday ordered the Missouri National Guard to begin withdrawing from Ferguson, where nightly scenes of unrest have erupted since a white police officer fatally shot an unarmed black 18-year-old nearly two weeks ago.
PHILADELPHIA (AP) - A young woman charged with abducting a 5-year-old Philadelphia girl from school and raping her had frequently viewed Japanese anime depicting sexual torture, prosecutors disclosed Thursday.
DENVER (AP) - A Colorado convict sent back to prison after being mistakenly released 90 years early says it was cruel and unusual punishment to put him back behind bars after he reformed his life.