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CNN's Richard Quest talks to columnist Michael Musto about his friend, actress Carrie Fisher, after learning she suffered a cardiac event on a flight from London.

Snap Spectacles record video that syncs with your Snapchat account. CNN's staff spends a day with them.

Blind adventurer Erik Weihenmayer's latest feat: paddling the entire 277 miles of the Grand Canyon.

CNN's Jim Acosta talks to Deputy National Security Adviser Ben Rhodes about the United States' abstention from UN Security Council vote to end Israeli settlements.

In a 2009 interview with CNN's Campbell Brown, Carrie Fisher says she did not want to go into show business because she saw what happened to parents Debbie Reynolds and Eddie Fisher.

Russian President Vladimir Putin says his country is "improving nuclear capabilities." CNN's Barbara Starr reports

The Lead Panel reacts.

Elise Labbott reports.

Democratic Congressman Eric Swalwell told Jake Tapper that intelligence officials must determine if there were accomplices in the Christmas market attack or if the suspect had help while on the run.

The suspect accused of killing 12 people in the Berlin Christmas market attack was killed in Milan Italy during a shootout with police. CNN's Erin McLaughlin reports.

The FBI and Department of Homeland Security have issued a joint bulletin over threats to churches and holiday events. CNN's Evan Perez has more.

After spending most of his young life in foster care, an Arizona 3-year-old was all smiles after his adoption was finalized. HLN's Michaela Pereira and Mike Galanos have more.

"Seinfeld" writer Dan O'Keefe shares the origins of the Festivus holiday.

Russian President Vladimir Putin said Russia would stay neck and neck with the US if President-elect Donald Trump expands the nuclear arsenal. CNN's Barbara Starr reports.

President-elect Donald Trump shared a letter he received from Russian President Vladimir Putin, who offered Christmas and New Year's wishes and urged a better relationship between the US and Russia. CNN's Dana Bash reports.

Riyad Mansour, Palestinian Ambassador to the United Nations, praises the passage of the UN Security Council resolution condemning Israeli settlement construction.

The Obama administration refused to veto a UN resolution condemning Israeli settlements, drawing swift reaction from Israeli officials and President-elect Donald Trump. CNN's Elise Labott reports.

Israel slammed the Obama administration for failing to voice opposition to a draft UN resolution condemning settlement construction.

A source tells CNN that President-elect Donald Trump's transition team is having a hard time booking talent for the inauguration. CNN's Stephanie Elam reports.

Danny Danon, Israeli Ambassador to the United Nations, reacts to the passage of the UN Security Council resolution condemning Israeli settlement construction.