in jeopardy here, because 13 sherpas, these guides who are from the himalayas, they know this mountain, they were killed, and three are still missing after friday's avalanche. this is now, the single deadliest accident on the world's tallest mountains. now the sherpa community is threatening to strike. for more on this, here is cnn's emra walker. >> reporter: kathmandu, families of the sherpas killed in friday's avalanche on mount everest mourn the loss of their loved ones. the bodies of 13 local sherpa guides have been pulled from the snow. three sherpas still are missing. the avalanche was the single deadliest accident in the mountain's history. >> i believe that this is going to have great effect on the families. they've lost their bread winners, their husbands, their fathers, their sons. and it's going to have very