Rescue efforts continue in Northern California following a massive avalanche near Lake Tahoe, with nine skiers still unaccounted for. Six members of a backcountry skiing group were rescued alive, but search operations face challenges due to severe weather and blizzard conditions. Authorities report that ten skiers are now missing after the avalanche struck as strong winds and extreme weather swept through the region. The rescue teams are working diligently in treacherous conditions, emphasizing the urgency of finding those still missing.