Officials say rescuers have recovered dozens more bodies from collapsed homes in a northwestern district of Pakistan, bringing the death toll to at least 274, as authorities defended their response to the flooding.

Pakistani authorities on Sunday defended their response to flash floods that killed more than 200 people in a single northwestern district last week.Residents in Buner, Khyber Pakhtunkhwa province, accused officials of failing to warn them to evacuate after torrential rain and cloudbursts triggered deadly flooding and landslides.

Pakistani officials say they are expanding rescue and relief operations after flash floods killed more than 220 people in a single northwest district and destroyed homes, roads, and businesses.