involvement in afghanistan had kept al-qaeda from our doorfor two decades. "we are all safer as a result," he said. "you should feel immense pride." heavy gunfire. but as we leave, the shadow of terror still looms. tension remains high at kabul airport, where thursday's bomb attack by a local branch of the so—called islamic state group killed at least 170 people, and america is warning of a high chance of another attack within the next 2a hours, despite a us drone strike in the east of the country, which the pentagon said targeted is militants. but as the last british troops left, the government here says that focus is on supporting around 1,000 afghans it failed to get out on time. without boots on the ground, what format support will take is not clear.