Nepal earthquake: 'Worst-affected' village of Langtang
4 May 2015 Last updated at 23:15 BST
Emergency workers in Nepal continue to face challenges after the devastating earthquake.
Their priority is to reach the country's remote, mountainous villages, feared to have been wiped off the map.
South Asia Correspondent Justin Rowlatt is the first reporter to visit what is thought to be the worst-affected village, Langtang.