Two teenagers have been charged with murdering a 14-year-old boy who was stabbed to death on a London bus.Kelyan Bokassa was fatally injured on a route 472 bus in Woolwich, south-east London, last Tuesday.Two boys, aged 15 and 16, who cannot be named for legal reasons, were charged in the early hours of Thursday, the Metropolitan Police said.

Two teenagers have been charged with murdering a 14-year-old boy who was stabbed to death on a London bus.Kelyan Bokassa was fatally injured on a route 472 bus in Woolwich, south-east London, last Tuesday.Two boys, aged 15 and 16, who cannot be named for legal reasons, were charged in the early hours of Thursday, the Metropolitan Police said.