are struggling to get through, with checkpoints guarded by heavily armed militants. officials say 12 people have been killed in and around kabul airport since sunday. the taliban are urging people without the legal right to travel, to go home. the first civilian charter flight carrying refugees from afghanistan has landed in a uk airport. president biden says us troops could remain in afghanistan beyond the end of august, passing his deadline for withdrawal. labour has accused the foreign secretary, dominic raab, of a dereliction of duty, after reports he declined to phone his afghan counterpart to seek help airlifting interpreters out of afghanistan. but the government has defended his actions. survivors in haiti ask when is help coming, after saturday's earthquake killed almost 2,000 people. the largest survey of covid infection in the uk has found that both the pfizer and astrazeneca vaccines are still offering good protection against the delta variant.