UNITED STATES

Here's a rundown of everything you need to know to tune in to the last Democratic U.S. presidential debate of 2015.

Here's how the three candidates rank in the polls before Saturday's debate in Manchester, New Hampshire.

Police reportedly say the death toll associated with the blast and ensuing gunfire is likely to rise.

China alleges the U.S. engaged in a “serious military provocation” by flying an Air Force B-52 strategic bomber over a Chinese-controlled artificial island.

Obama said he was moved by the families' emphasis on tolerance and described them as representatives of "strength, unity and love.”

With a Dec. 25 release date in India, the U.S. film will avoid a clash with big-ticket Bollywood movies. But will that help it beat the odds in the world's second-most populous country?

Todd Stern saw an opportunity for consensus by aligning the United States with a loose assembly of rich and poor nations.

The Dow Jones Industrial Average fell 367 points Friday, capping a week marked by continued declines in oil after the Fed's historic rate hike.

Russia's deployment of the S-400 in Syria is purely for protection, it says, but the move has inadvertently grounded U.S. jets, and Pentagon officials claim Russia was targeting its aircraft.

Tim Cook says in a "60 Minutes" interview that the iPhone maker pays more in taxes than any other U.S. company.

During his final 2015 press conference Friday, Obama said that he wants to continue to work with Congress on criminal justice reform.

Agrabah was the mythical fairy-tale setting of Disney's 1992 animated film "Aladdin." Fifty-seven percent said they weren't sure whether to bomb it.

From "Spaghetti Cat" to Greg Kelly to Flavor Flav, producers of E!'s venerable clip show offer up their fondest (and weirdest) memories.

The addition of Yom Kippur puts the U.N. official holiday list at 11.

A new video shows a fighter encouraging the beheading of Shiite citizens in Saudi Arabia, followed by the gruesome execution of an alleged Saudi spy.

The number of Christians who say LGBT relationships should be accepted and not discouraged has soared since 2007.

The new movie smashed the previous record for a Thursday night by raking in $57 million for LucasFilm, which is owned by Disney.

Still haven't finished Christmas shopping? You're in luck! Toys "R" Us stores nationwide are offering extended holiday shopping hours through Christmas Eve.

Japan will deploy troops and put missiles on islands in the East China Sea to limit China's aggressive moves to claim territory in the South China Sea and East China Sea.

President Barack Obama is scheduled to conduct his end of the year press conference Friday after a busy year.

Saudi Arabia announced Tuesday a newly formed, 34-nation military alliance to fight ISIS. Nigeria was among the countries named that was caught off guard by the announcement.