when they can send in ground teams to this area where the backpack was spotted. what's hampering the effort, rosemary, right now and for the last several days they've been hit by bad weather in that area. it's been very rainy, it's been windy, which is why yesterday's helicopter missions, for example, had to end. only one chopper could go up in the morning. right now it's still pretty bad around the mountain. officials still assessing the evidence and deciding when they can send in the ground teams beyond base camp into this area where they believe this avalanche, this very large avalanche occurred. rosemary? >> this is tragic news, indeed. nikhil kumar reporting with the latest there from new delhi. many thanks. reports that north korea's chief envoy has disappeared, those reports may be greatly exaggerated. state media report kim yong-chol attended an art performance on sunday with leader kim jong-un