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Cain now holds a big lead over Mitt Romney in a new University of Iowa poll. Rick Perry and Michele Bachmann lag further behind, trailing even Newt Gingrich and Ron Paul.

Washington Nationals catcher Wilson Ramos' kidnapping had a storybook finish when commandos rescued him just two days after he was abducted. But others aren't so lucky. It's not uncommon for hostages to die in Venezuela, and the usual path to freedom involves paying a big ransom.

The country's first freely elected parliament is likely to be dominated by Islamist religious parties.

Tuesday's vote seems to signal the end of a 2005 agreement to end the judicial wars in the Senate by barring filibusters except in extraordinary circumstances.

It's well documented that marital happiness plummets with the arrival of a baby. But a study of more than 2,800 married couples identifies common traits that helped more than a third of them buck the trend.

So far this year, there have been shortages of more than 200 drugs, including treatments for cancer and high blood pressure. Cancer drugs have been hit the worst, and an analysis estimates 550,000 patients in the U.S. have been affected.

No, Olivia Newton-John doesn't work out to her own anthem about exercise. That would be weird.

And the race could go any which way, because 41 percent of Iowa caucus goers remain undecided. The caucuses start at 8 p.m. ET.

Even after a spectacular night of political drama, what Republicans are looking for in a presidential candidate remains unclear. Entrance polls reveal that Iowa voters were split on whether they want electability or principles.

He was a key member of the legal team that convinced the U.S. Supreme Court to outlaw segregated public schools in 1954's landmark Brown v. the Board of Education decision.