The drones are helping to photograph and map the country. Unmanned aerial vehicles are being used to help aid relief operations in Nepal. The country was hit by 7.8-magnitude quake last week leading to widespread destruction. The charity Global Medic is using the drones to help photograph and map areas affected by the earthquake.\rbrIt will then pass this information on to aid crews and rescue workers on the ground. BBC Clicks Jen Copestake spoke with the director of the charity Rahul Singhto to find out more.