How are search operations progressing in Nepal, a week after deadly flash flood?

NEW DELHI — Authorities in Nepal have been working for days to find more survivors of the devastating flash flood that ravaged the Himalayan nation and neighbouring Tibet, killing over 1,000 people, with thousands more still missing.Here is a look at the situation on the ground, a week after the disaster struck.What happened?An unprecedented deluge of ice, rock, mud and...