AP - Two days of bloody turmoil in Syria killed at least 64 people, including small children, as forces loyal to President Bashar Assad shelled residential buildings and fired on crowds in a dramatic escalation of violence, activists said Friday.

AP - Bloggers and activists from China, the Middle East and Latin America said Friday they were afraid that new Twitter policies could allow governments to censor messages, stifling free expression.

AP - California air regulators passed sweeping auto emission standards Friday that include a mandate to have 1.4 million electric and hybrid vehicles on state roads by 2025.

AP - Newt Gingrich and Mitt Romney pitched their ideas for reforming immigration law and pushing democracy into Cuba and across Latin America as the Republican presidential candidates vied for Hispanic votes Friday, entering the final, frenzied weekend before Florida's primary.

AP - The economy grew late last year at a pace that in normal times would suggest it's healthy.

AP - A federal judge on Friday sentenced "Barefoot Bandit" Colton Harris-Moore to 6 1/2 years in prison for his infamous two-year, international crime spree of break-ins, and boat and plane thefts that ended in 2010.

AP - Because Cyrano weighs more than 20 pounds, amputating his cancer-weakened leg was out of the question. So the tubby tabby's owners turned to doctors and engineers at North Carolina State University to get him back into mice-catching trim.

AP - Demi Moore smoked something before she was rushed to the hospital on Monday night and was convulsing and "semi-conscious, barely," according to a caller on a frantic 911 recording released Friday by Los Angeles fire officials.

AP - Novak Djokovic overcame his breathing problems and fatigue to beat friend Andy Murray 6-3, 3-6, 6-7 (4), 6-1, 7-5 Friday in a nearly five-hour Australian Open semifinal.

Reuters - The U.S. economy grew at its fastest pace in 1-1/2 years in the fourth quarter, but a rebuilding of stocks by businesses and slower business spending warned of weaker growth in early 2012.

Reuters - Facebook plans to file documents as early as Wednesday for a highly anticipated IPO that will value the world's largest social network at between $75 billion and $100 billion, the Wall Street Journal cited unidentified sources as saying on Friday.

Reuters - Republican presidential hopeful Mitt Romney took the fight to chief rival Newt Gingrich on Thursday in his most aggressive debate performance yet, five days ahead of Florida's primary vote.

Reuters - Security forces killed 37 people in Syria on Friday, activists and residents said, as people in Homs mourned 14 members of a family they said were slain by militiamen in one of the worst sectarian attacks in a revolt against President Bashar al-Assad.