The activist, who survived a Taliban attack, called for urgent humanitarian aid to Afghanistan.
The US military has taken over Afghanistan’s airspace as it struggles to manage a chaotic evacuation after the Taliban rolled into the capital.
Almost 200 people were wounded and 63 killed after an explosion ripped through a venue in the western part of the Afghan capital.
Mohammed Nazir had worked for the BBC for more than four years and was a 'popular colleague'.