San Bernardino shooting: Attacker pledged allegiance to ISIS, officials say  —  (CNN)[Breaking news update at 10:24 a.m. ET]  —  As the San Bernardino attack was happening, investigators believe the female shooter, Tashfeen Malik, posted on Facebook, pledging allegiance to ISIS leader Abu Bakr al-Baghdadi …

CNN/ORC Poll: Trump alone at the top again  —  (CNN)Donald Trump is once again alone at the top of the Republican field, according to the latest CNN/ORC Poll, with 36% of registered Republicans and Republican-leaning independents behind him, while his nearest competitor trails by 20 points.

The day after a horrific shooting spree by a “radicalized” Muslim man and his partner in San Bernardino, California, Attorney General Loretta Lynch pledged to a group of Muslim activists that she would take aggressive action against anyone who used “anti-Muslim rhetoric” that “edges toward violence.”

Republicans' Climate Change Denial Denial  —  Future historians — if there are any future historians — will almost surely say that the most important thing happening in the world during December 2015 was the climate talks in Paris.  True, nothing agreed to in Paris will be enough, by itself, to solve the problem of global warming.

Scott Weiland, frontman for Stone Temple Pilots and Velvet Revolver, dies at 48  —  Scott Weiland at KROQ's Weenie Roast at the Verizon Wireless Amphitheatre in Irvine in June 2001.  —  Scott Weiland, the charismatic rock vocalist who first gained fame with 1990s rock band Stone Temple Pilots, has died, according to his wife.

Senate approves bill repealing much of ObamaCare  —  The Senate on Thursday passed legislation repealing the core pillars of ObamaCare, taking a major step toward sending such a bill to the president's desk for the first time.  —  Republicans hailed it as a political messaging victory …