Super Bowl week is off to a shaky start, literally, after more than a dozen earthquakes hit the Bay Area, as the NFL world descends on the area for Super Bowl XL.

At least 13 earthquakes have hit the Bay Area this morning. The largest was a magnitude 4.2 near San Ramon at about 7 a.m. A map from the U.S. Geological Survey shows the earthquake sent seismic waves past Sacramento,

Five earthquakes have rattled California’s Bay Area, putting communities from Gilroy to San Jose on alert and renewing questions about what comes next. I will walk through what is known so far about the sequence,