OMAHA, Neb. (AP) - The diesel-burning locomotive, the workhorse of American railroads since World War II, will soon begin burning natural gas - a potentially historic shift that could cut fuel costs, reduce pollution and strengthen the advantage railroads hold over trucks in long-haul shipping.
COLUMBINE HIGH SCHOOL RECEIVES THREATENING CALLS: LITTLETON, Colo. (AP) - Columbine High School, where a school shooting left 13 people dead in 1999, went on high security alert after receiving a series of threatening phone calls, law enforcement said Thursday.
MICHIGAN CITY, Ind. (AP) - About 30 vehicles, half of them semitrailers, collided amid whiteout conditions in a massive highway pileup that left three people dead and more than 20 others injured - at least one critically - in northwestern Indiana, police said Thursday.
LOS A NGELES (AP) - Justin Bieber's arrest Thursday on suspicion of driving under the influence and other offenses adds his name, and mug shot, to the gallery of stars who enjoyed early success and eventually ended up in handcuffs.
OKLAHOMA CITY (AP) - Two law enforcement officers were killed Thursday when their cars collided during a pursuit in rural western Oklahoma, and the suspect died in a separate crash a few miles away, authorities said.
POULSBO, Wash. (AP) - An elementary school principal in Washington state has been placed on leave while the district investigates her use of the N-word to students.
DETROIT (AP) - Michigan Gov. Rick Snyder asked the federal government Thursday to set aside thousands of work visas for bankrupt Detroit, a bid to revive the decaying city by attracting talented immigrants who are willing to move there and stay for five years.
FLAGSTAFF, Ariz. (AP) - Captain and Tennille, the popular 1970s married pop duo that sang of sharing forever and of love keeping them together, are splitting.
MIAMI BEACH, Fla. (AP) - When he debuted five years ago, Justin Bieber was a mop-haired heartthrob, clean cut and charming. But a series of troubling incidents have put his innocent image at risk, and none more so than his arrest on DUI charges Thursday.
CINCINNATI (AP) - Drivers who got speeding camera tickets in a Cincinnati-area village are entitled to nearly $1.8 million in refunds, pending the village's appeal of class action status, a southwest Ohio judge ruled Thursday.
WITH BIG WAVES COMING, MAVERICKS CONTEST IS ON: HALF MOON BAY (AP) - With a Pacific storm pushing big waves toward California, organizers of a contest at one of the world's most perilous surfing spots have told competitors to grab their boards and get ready.
HUNTSVILLE, Texas (AP) - A Mexican man has been executed in Texas for killing a Houston police officer, despite pleas and diplomatic pressure from the Mexican government and the U.S. State Department to halt the punishment.
SEATTLE (AP) - Seattle's Interim Police Chief Harry Bailey says a 36-year-old man fatally shot at a bus stop after police say he threatened them with a gun was actually armed with a fake gun.
MUNDELEIN, Ill. (AP) - A 14-year-old girl was charged Wednesday with first-degree murder in the death of an 11-year-old girl who was stabbed more than 30 times at the suburban Chicago home where they both lived.
SALT LAKE CITY (AP) - A University of Utah student says he paid his tuition bill with 2,000 one-dollar bills as a silent protest against the rising cost of college.
LOS ANGELES (AP) - A man who authorities believe strangled dozens of women as he moved from place to place around the country was convicted Tuesday of three 1980s murders in Los Angeles.
SAN FRANCISCO (AP) - California regulatory judges have recommended a $1.4 billion penalty against the state's largest utility for a 2010 gas pipeline explosion that engulfed a suburban San Francisco neighborhood in fire, killing eight people and prompting national alerts about aging pipelines.
FURNACE CREEK (AP) - For 10,000 years, a tiny iridescent blue fish has lived in the depths of a cavern in Nevada's desert. But a new study says climate change and warming waters - and its lack of mobility - are threatening its existence and decreasing its numbers.
WASHINGTON (AP) - A surly electorate that holds Congress in even lower regard than unpopular President Barack Obama is willing to "keep the bums in," with at least 365 incumbents in the 435-member House and 18 of 28 senators on a glide path to another term when ballots are counted Nov. 4.
MILWAUKEE (AP) - President Barack Obama renewed his push for Congress to raise the minimum wage Monday in a buoyant accounting of the economy's "revving" performance, delivered on behalf of Democrats opening their fall campaigns for the midterm congressional elections.
RENO, Nev. (AP) - The Burning Man counterculture festival drew a peak crowd of nearly 66,000 celebrants as it neared an end Monday on the northern Nevada desert.
CHICAGO (AP) - Americans' eating habits have improved - except among the poor, evidence of a widening wealth gap when it comes to diet. Yet even among wealthier adults, food choices remain far from ideal, a 12-year study found.
CHICAGO (AP) - Could action-packed TV fare make you fat? That's the implication of a new study that found people snacked more watching fast-paced television than viewing a more leisurely paced talk show.
POLICE ZAP GIRL WITH TASER AT MONTEREY COUNTY FAIR: MONTEREY (AP) - Police say they used a Taser on a 14-year-old girl after she attacked an officer at the Monterey County Fair.
ATLANTA (AP) - The U.S. government is looking for trains to haul radioactive waste from nuclear power plants to disposal sites. Too bad those trains have nowhere to go.
LOS ANGELES (AP) - From the start, little has been typical about Tesla Motors' plan for a $5 billion factory to make batteries for a new generation of electric cars.
ATLANTIC CITY, N.J. (AP) - The show is over for the Showboat Casino Hotel.
WASHINGTON (AP) - The federal agency that had trouble launching a health insurance website last fall has a massive new project. Any glitches on this one could delay tax refunds for many Americans.
ASHEVILLE, N.C. (AP) - Broke and down on his luck, Billy Joe Hurley turned to the only way he knew how to make a living: poaching ginseng.
SAN DIEGO (AP) - The accidental killing of a firing range instructor by a 9-year-old girl learning to shoot an Uzi unleashed a storm of criticism and anger, with much of it aimed at her parents.