A mass shooting occurs in east Texas, United States. Four children are killed, all less than 5 years old. ([http:--edition.cnn.com-2011-12-01-justice-texas-mass-shooting-index.html?npt=NP1 CNN])
At least 32 people are killed and 81 are injured when gunmen attack a ceremony in Kabul, Afghanistan. Afghan politician Abdullah Abdullah was present and escapes unharmed. ISIL claims responsibility for the attack.
The United Nations Security Council meets amid concerns of military strikes in Syria by the United States and its allies following a suspected chemical weapons attack in Syria last weekend, with the United States ambassador to the UN, Nikki Haley, accusing Russia of lies and covering for the government of Syrian President Bashar al-Assad, which she said had used chemical weapons at least 50 times in the past seven years of warfare, and the Russian ambassador to the UN, Vassily Nebenzia, blaming the United States, France and the UK for escalating tensions.
The Nobel Prize committee awards American Richard Thaler the Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel "for his contributions to behavioral economics." His work focuses on the psychology of the human conflict of what we plan for the financial present versus what we plan for the future.
Syria's government says a U.S.-led military coalition airstrike on a Syrian Army camp in the eastern Deir ez-Zor Governorate, killed three Syrian soldiers and wounded 13 others. A senior U.S. military official denied responsibility for the airstrike and said that the U.S. is certain it was a Russian airstrike.