Barbara Walters's most fascinating people, Twitter stats, Liu Xiaobo and more in the morning roundup

Prince Charles and Camille were attacked during the student protests in London yesterday. Read the full story here. (Matt Dunham/AP)

Morning news to know:

International news talker: Liu Xiaobo's absent

An empty chair stood on the stage at the Nobel Peace Prize ceremony Friday morning. Liu Xiaobo, the honoree, remained imprisoned in China. Over the past few days, a fierce diplomatic fight has broken out over the award, with China pressuring 18 countries to miss the ceremony and creating the Confucius Peace Prize to rival the Nobel. The Nobel Prize ceremony was blocked from Chinese broadcasts, as were any text messages with the words "Liu Xiaobo" or "Nobel Prize."

Post pick: Our lives on Facebook

Piecing together messages from Shana Greaman Swers's Facebook wall, The Post's Ian Shapira created a gut-wrenching story of one family's joy and anguish. It's told almost entirely from her status updates and friends' messages. Read it here.

Tech watch: Don't feel left out of Twitter

Only 8 percent of American Internet users frequent Twitter, according to a Pew Research center survey. The groups who use it the most: 18-29-year-olds and Hispanics. The big take-away is that Twitter is less a social interaction experience and more about passing news along.

TV talker: Barbara Walters's list

Barbara Walters discusses her list of the most fascinating people on David Letterman. He accuses her of fraud:

Your morning amazing-ness: Double Dream Hands!

Let's all learn this dance by lunch:

(Thanks, McPhate!)