this is bbc news, the headlines. world leaders have pledged around eight billions dollars to fund research into vaccines and treatments for coronavirus — saying a common threat to humanity requires a concerted response. however the united states didn't take part. four and a half million italians have returned to work after spending two months in lockdown. people are also being allowed to visit relatives within their region as restrictions are eased. fashion firmj crew has filed for bankruptcy protection, making it the first big us retailer to fall victim to the pandemic. its 500 stores have been closed and some will not reopen. and scientists in kenya and britain say they've discovered a microbe that completely protects mosquitoes from being infected with malaria — saying the find hello, i'm babita sharma. has enormous potential this is outside source on bbc news, to control the disease. for viewers in the uk and around the world.