The World Tonight - 03/09/2010

Radio 4's daily evening news and current affairs programme bringing you global news and analysis. The former Home Secretary, Alan Johnson, has said he believes there may be a case for police investigating whether officers carried out a sufficiently thorough investigation of phone tapping allegations against The News of the World. We'll have the latest on the story. The United Nations has called a special meeting to discuss the recent rise in food prices across the world. And a potentially significant breakthrough in the treatment of malaria. The World Tonight, with Robin Lustig.