Posted: 6:34 AM Mitt Romney is all but certain to sweep Tuesday's five presidential primaries, marking a nearly definitive end to the Republican nomination process.

Posted: 5:15 AM A group of high-tech tycoons wants to mine nearby asteroids, hoping to turn science fiction into real profits.

Posted: 5:13 AM California voters will soon get a chance to decide whether to replace the death penalty with life in prison without the possibility of parole.

Posted: 5:05 AM Two men arrested over the weekend on suspicion of misdemeanor reckless endangerment told authorities the traps were intended for wildlife, but investigators don't believe the story.

Updated: 7:16 AM The two men were discovered dead at the bottom of an elevator shaft in a 12-story Manhattan building, as if dumped there, one man sprawled on top of the other.

Updated: 4:20 AM While George Zimmerman is free on bail, the police chief criticized for not charging him after Trayvon Martin's slaying remains under scrutiny, as city commissioners want to wait for the results of a federal investigation to decide if they will accept Chief Bill Lee's resignation.

Posted: 10:45 PM The family of a missing 6-year-old Arizona girl says they will "never give up" trying to find their daughter.

Posted: 5:31 PM Defense Secretary Leon Panetta says the Defense Department has suspended the security clearance of military members under investigation for possible roles in the Secret Service sex scandal that took place in Colombia earlier this month.

Posted: 5:29 PM A key prosecution witness in the criminal trial of former presidential candidate John Edwards contacted other witnesses in the case to ask about their planned testimony, a possible violation of federal law, a judge said Monday.

Posted: 5:27 PM The family of a 6-year-old girl who disappeared from her bedroom was being kept away from their home in Tucson after an FBI dog search early Monday turned up information that required a follow-up, investigators said.

Posted: 5:26 PM The Social Security Trustees' annual report on the state of the government retirement and Medicare trust funds is out, and the news is worrying: A challenging economy and higher energy prices have hurt the entitlement programs.

Posted: 5:25 PM It's been more than a week since the Secret Service sex scandal in Colombia exploded into public view, and it seems to be growing.

Posted: 5:24 PM What do hospitals charge to remove an appendix? The startling answer is that it could be the same as the price of a refrigerator - or a house.

Posted: 5:22 PM When police in Hillsboro, Ohio came upon an elderly man sitting in a pickup truck, and apparently confused, they talked to him to try to get to the bottom of things.

Posted: 5:21 PM Another patron of the Heart Attack Grill has reportedly fallen ill during a meal at the hospital-themed Las Vegas restaurant.

Posted: 5:19 PM Metta World Peace was subdued and contrite in the Los Angeles Lakers' locker room, apologizing to Oklahoma City's James Harden for throwing the elbow that sent them both to the locker room in the second quarter.

Posted: 5:17 PM Prosecutors are painting Roger Clemens as a man who told lies and "other lies to cover up lies" after the court seated a jury that includes seven people who never heard of the seven-time Cy Young Award winner now being retried on charges of lying to Congress.

Posted: 5:16 PM Jennifer Hudson says her family didn't want her sister to marry the man now accused of killing her mother, brother and 7-year-old nephew in October 2008.

Updated: 3:54 PM The police chief in the city where Trayvon Martin was shot is set to permanently step down from his post after enduring strong criticism of his department's decision not to arrest George Zimmerman.

Posted: 8:41 AM Doctor and board-certified anesthesiologist Jason Burke calls his fledgling business a medical practice on wheels, analogous to a physician with an RV offering X-rays, MRIs or mammograms, a mobile dentist, or a blood bank bus set up in an office building parking lot.

Posted: 8:12 AM A spring nor'easter packing soaking rain and high winds churned up the Northeast Monday morning, unleashing a burst of winter and up to a foot of snow in higher elevations inland, closing some schools and sparking concerns of power outages.

Posted: 5:07 AM In a rebuke to the Obama administration, government auditors are calling for the cancellation of an $8 billion Medicare program that congressional Republicans have criticized as a political ploy.

Posted: 5:05 AM Congressional committees are widening their investigations into an alleged U.S. Secret Service scandal involving prostitutes in Colombia ahead of a recent trip there by President Barack Obama.

Posted: 5:02 AM A teenager who lost his home in Japan's devastating tsunami now knows that one prized possession survived: a football that drifted all the way to Alaska.

Posted: 4:58 AM Investigators found "suspicious circumstances around a possible entry point" at the home of a 6-year-old Arizona girl whose disappearance has prompted a massive search, with more than 150 law enforcement officers trying to figure out whether she was abducted, a police spokeswoman said Sunday.