August 3, 2011 11:04 am Shortened School Calendars Only four states have shorter attendance requirements than California. Political analyst Larry Gerston comments on the trend of school districts trimming the academic year. US & World Videos 2:42 Forecast: Warm day, Saturday rain 3:05 Downtown First Thursdays offers new hope to struggling SF merchants 1:02 Crews knock down 2-alarm structure fire in SF's Nob Hill 1:11 24-hour online fundraiser underway for Peninsula nonprofits 1:43 Kari's forecast: Warm day, Saturday rain
