San Francisco January 20, 2022 8:15 pm Karl the Fog Twitter Account Returns A popular Twitter account is back. “Karl the Fog” returned to Twitter Thursday after being gone for two years. US & World Videos 1:23 SF Giants continue steadfast sustainability campaign 0:34 Thieves steal Rep. Adam Schiff's luggage in San Francisco 2:21 Forecast: Sprinkles and windy today 2:14 2-alarm stucture fire damages vacant SF building 2:05 Memorial service for fallen Oakland officer