Nepal floods: How DNA identification of bodies works

More than a week after a glacial collapse near the Langtang Lirung mountain peak set off devastating floods in Nepal and Tibet, sending a deluge of rocks, mud and water to the valleys below, forensic experts are working to identify bodies.More than 1,270 people have been killed, and more than 4,700 are still missing, authorities said on Thursday. On Friday morning, reports emerged that two of the hundreds of workers trapped in tunnels at hydropower projects along the affected rivers had been rescued.Recommended Stories list of 4 itemslist 1 of 4Exclusive access as the search for Nepal’s tunnel workers intensifieslist 2 of 4Photos: Symbolic funerals held in Nepal for missing flood victimslist 3 of 4Rescue efforts continue as Nepal-China flood death toll rises to 1,280list 4 of 4Families perform symbolic funerals for missing Nepal flood victimsend of listMeanwhile, authorities are using DNA testing to try to identify hundreds of bodies that have left morgues overflowing. Officials are urging first-degree relatives – fathers, mothers, sons, or daughters – of those reported missing to provide fresh blood samples for DNA profiling, police have said.For missing foreign nationals, a first...