Overview: Syrian forces are pushing towards the centre of the town of Hama as they continue an offensive in which scores of people have died. Tim Whewell will bring us the latest tonight. Then we'll be asking how damaged President Barack Obama has been by the US debt crisis. Anna Adams has been investigating why many young women's cervical cancer tests are going unprocessed in England. And Lyse Doucet meets America's top military official, Admiral Mike Mullen, on his way home from what's expected to be his final visit to troops in Afghanistan and Iraq.