The Syrian opposition say the city of Homs has come under the heaviest attack yet in days of intensive fighting between armed goups and government forces. Activists say hundreds of people have been killed by army shelling since Friday, the government denies the assault. Local journalist, Diana Nemeh, says reports from Homs are difficult to verify.<br /><br />RT on Twitter http://twitter.com/RT_com <br />RT on Facebook http://www.facebook.com/RTnews
