Swine flu cover up

Saudi Arabian policemen wear surgical masks to ward off swine flu, the H1N1 virus, as they control the crowd during the hajj pilgrimage near Mecca. Officials said 73 cases, including five deaths, were recorded during this year's event in November. But the true extent of the effect of mixing together 2.5 million people from around the world will only be known when everybody has returned to their home country.