AP - In two days of bloody turmoil in Syria, more than 50 people were killed as forces loyal to President Bashar Assad shelled residential buildings, fired on crowds and left bleeding corpses in the streets in a dramatic escalation of violence, activists said Friday.

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 - 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 - 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.