crews work to clear declee -- dree debrie, officials concerned about areas where the soil could be unstable. that could lead to more falling trees. officials warn things like telephone poles could be weaken bid rain-soaked ground. >> now, high country. avalanches have prompted a warning for all skiers and snow borders in the sierra tonight. we're live with the story. >> you can blame it on the storms we've been vag there. is a race right after this being of aftera lampblg at, and below the tree line for steep slopes facing north and east. it has been a bad few days here at sierra ski resorts, monday a snow border was kill by an avalanche. his body discovered buried under two to three feet of snow. also, monday an experienced member of the ski patrol was killed in alpine meadows. that was intentionally triggered by a explosive charge designed to alleviate avalanche danger. over the weekend two jeers hurt in squaw valley. every day, forecasters with the sierra avalanche center inspect back country as well as regular slopes thchl is individual yof a small avalanche only days ago near donner su