A source involved in the investigation says the missing airliner could have broken up at around 35,000 feet. Authorities widen search »
Billion $ Bracket Yahoo Sports
Weather
Visit Yahoo Weather for a detailed forecast.
Quotes Yahoo Finance
Visit Yahoo Finance to look up stock information.
Scores Yahoo Sports
Visit Yahoo Sports for the latest scores and news.
Featured Videos Yahoo Screen
Visit Yahoo Screen for featured videos.
Birthdays
Visit Facebook to see upcoming birthdays in your network.
Yahoo News with Katie Couric
Katie Couric introduces herself as Yahoo News' global anchor and reveals her next interview.
Powerful quake shakes N. California; no injuries
EUREKA, Calif. (AP) — A very strong earthquake rattled the Northern California coast and was widely felt across the region, but authorities said early Monday that there were no reports of any injuries or damages.
Associated Press18 mins agoStill no sign of Malaysian jet lost in 'unprecedented mystery'
"As far as we are concerned, we have to find the aircraft, we have to find a piece of the aircraft if possible," says a senior official.
ReutersUkraine seeks US help as Putin talks tough on Crimea
Ukraine sought urgent Western backing on Monday after Russian President Vladimir Putin insisted that Crimea had the right to join his country even while hinting at a readiness for dialogue. The pro-European team in Kiev that rode the wave of three months of deadly protests to topple a Kremlin-backed regime is running against the clock to preserve the territorial integrity of the culturally splintered nation of 46 million. The self-declared leadership on the predominantly ethnic Russian peninsula of Crimea has proclaimed independence from Kiev and set a March 16 referendum on switching over to Kremlin rule. The decision has been condemned by Western powers who are also furious at Moscow's seizure of Crimea in a lightning but bloodless operation that began days after the February 22 fall and subsequent escape to Russia of president Viktor Yanukovych.
AFPPistorius trial: Court to hear autopsy testimony
PRETORIA, South Africa (AP) — The chief prosecutor in the murder trial of Oscar Pistorius on Monday asked the judge to bar broadcasting of what he says will be the graphic testimony of the expert who conducted the autopsy on Reeva Steenkamp, who was fatally shot by her athlete boyfriend.
Associated Press38 mins agoConstruction crunch slows Japan tsunami rebuilding
TANOHATA, Japan (AP) — Tens of thousands of people on Japan's northeastern coast who were left homeless in the March 2011 tsunami are shivering their way through yet another winter in cramped temporary housing, with perhaps several more to go.
Associated PressDefense set to grill accuser in Army sex case
RALEIGH, N.C. (AP) — Defense lawyers for an Army general facing sexual assault charges say they plan to press his primary accuser on inconsistencies in her story.
Associated PressIditarod: 5 things to know about standout finishes
ANCHORAGE, Alaska (AP) — In the Iditarod Trail Sled Dog Race, there's always a heart-pounding thrill at the finish line in Nome, a rollicking frontier city on Alaska's western coast.
Associated PressNoah, Augustin lead Bulls over Heat 95-88 in OT
CHICAGO (AP) — Joakim Noah and Jimmy Butler understand it.
Associated PressAmericans riding public transit in record numbers
LOS ANGELES (AP) — Americans are boarding public buses, trains and subways in greater numbers than any time since the suburbs began booming.
Associated PressPutin defends separatist drive in Crimea as legal
KIEV, Ukraine (AP) — Russian President Vladimir Putin on Sunday defended the separatist drive in the disputed Crimean Peninsula as in keeping with international law, but Ukraine's prime minister vowed not to relinquish "a single centimeter" of his country's territory.
Associated PressPistorius: court breaks ahead of autopsy testimony
PRETORIA, South Africa (AP) — The chief prosecutor in the murder trial of Oscar Pistorius on Monday asked the judge to bar broadcasting of what he says will be the graphic testimony of the expert who conducted the autopsy on Reeva Steenkamp, who was fatally shot by her athlete boyfriend.
Associated Press56 mins agoBig quake strikes off N. Calif., no tsunami threat
EUREKA, Calif. (AP) — A powerful magnitude-6.9 earthquake struck late Sunday night off the coast of Northern California, but there were no immediate reports of injury or damage and no danger of a tsunami, officials said.
Associated PressPistorius murder trial moves into 2nd week
PRETORIA, South Africa (AP) — A security guard who said he spoke with Oscar Pistorius soon after the fatal shooting of Reeva Steenkamp was questioned by the defense Monday about his recollection of the sequences of the events that night.
Associated PressLack of passport checks expose air security flaw
PARIS (AP) — When you travel, airport security agents may pat you down, inspect your deodorant and scan your body from head to toe. But there's a good chance that no one's checking whether you're using someone's lost or stolen passport.
Associated PressAP PHOTOS: Teams drive toward Iditarod finish line
ANCHORAGE, Alaska (AP) — Mushers and their dogs are chipping away at the 1,000-mile Iditarod Trail Sled Dog Race as volunteers and city crews prepare for the coming onslaught of dog teams and spectators at the finish line in Nome.
Associated PressVietnam says it cannot find object thought to be jet door
Searchers on ships worked throughout the night but could not find a rectangle object spotted Sunday afternoon that was thought to be one of the doors of a missing Boeing 777.
Associated PressPope Francis wants church to study civil unions, Cardinal Dolan says
Pope Francis wants the Catholic Church to study same-sex unions, Cardinal Timothy Dolan said on NBC's "Meet The Press" on Sunday.
2 dozen injured as school stage falls
ANAHEIM, Calif. (AP) — A stage at a Southern California high school collapsed during a performance, sending 25 students to the hospital with mainly minor injuries, authorities said.
Associated Press