In this Sunday, Feb. 5, 2012 photo, man who witnesses say was shot by a government sniper during a demonstration lies in a hospital in Idlib, Syria. President Bashar Assad's government vowed Sunday to continue its crackdown on a nearly 11-month-old uprising that has become one of the deadliest of the Arab Spring. (Anonymous/ASSOCIATED PRESS)
More than 200 dead in Syria over the weekend amid news of China and Russia's veto of a UN resolution condemning Syrian president Bashar al Assad. US Ambassador to the UN Susan Rice called the vote "disgusting" and "outrageous." As violence continues to rage, what will world leaders do now?
Kerri's guest is Andrew Tabler, Next Generation Fellow at the Washington Institute of Near East Policy and author of "In the Lion's Den: An Eyewitness Account of Washington's Battle with Syria
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Tens of thousands of people around the world have said they want to go to Mars, even if it means they will never return to Earth. Dozens of them were in the crowd Tuesday night at the Fitzgerald Theater for Science Night Minnesota — Mission to Mars. Read about Science Night.