A.M. Links: Zuckerberg Advocacy Group Warns of "Shocking Extremism" in Immigration Debate, Russia Calls For Global Ceasefire During Winter Olympics, Talks Between Pakistani Government and Taliban Begin Matthew Feeney | 2.6.2014 9:00 AMMedia Contact & Reprint Requests (Silverisdead/wikimedia) Credit: Brian Solis/wikimediaMark Zuckerberg's immigration reform advocacy group has criticized the "shocking extremism" displayed by some anti-immigrant groups.Secretary of State John Kerry has said that Assad has improved his position but is not winning the war in Syria. Mitt Romney says that he won't be running for president in 2016.The Russian foreign ministry has called for a global ceasefire during the Winter Olympics.Talks between the Pakistani government and representatives from Tehreek-e-Taliban Pakistan have begun.Weekly jobless claims dropped by 20,000 last week to a seasonally adjusted 331,000. Follow Reason and Reason 24/7 on Twitter, and like us on Facebook. You can also get the top stories mailed to you—sign up here.