No survivors have been found at the port, which has become a focal point for families both in China and around the world desperate for any information about loved ones they believe were at the checkpoint when catastrophic flash floods hit.

Frequent visitors to the China-Nepal border crossing wait anxiously for signs of life as rescuers search for those missing in the Aug. 26 mudslide.

No survivors have been found at the port, which has become a focal point for families both in China and around the world desperate for any information about loved ones they…