• We didn't know the number of casualties Tuesday when we learned of an avalanche in the Tahoe area, but now we know that nine back-country skiers are missing. Six skiers were rescued near Castle Peak, and this was reportedly a group of 15, with 11 clients and four guides with Blackbird Mountain Guides. [KCRA]
• Authorities have confirmed the identity of a Bay Area man who died Sunday in a skiing accident at the Tahoe resort North Star. The man was 53-year-old Stuart McLaughlin of Hillsborough, and he died in a collision with another skier. [KTVU]
• Mark Zuckerberg is taking the stand today in that trial of social media companies, accusing them of creating products to purposely addict children. [KTVU]
• One of the nation's largest mall owners, Simon Property Group, is trying to kick Saks out of the Stanford Shopping Center, claiming the retailer failed to pay rent before it filed for Chapter 11 bankruptcy protection earlier this year. [Bay Area News Group]
• An immigration judge has blocked the Trump administration from deporting pro-Palestinian activist Mohsen Mahdawi, a grad student at Columbia who was detained last year when he appeared for a naturalization interview in Vermont. [The Hill]
• The acclaimed and historic Chalone Vineyard is shutting down production at its Monterey County winemaking facility, but its wines will still be made at a facility owned by parent company Foley Family Wines. [Chronicle]
• US skiing star Mikaela Shiffrin has taken home gold in the slalom event, ending a US medal drought. [NBC News]

Photo by Nicolas Cool