The San Francisco Bay area got a bit of a jolt this morning, when a magnitude4.2 earthquake shook the region, shattered a few windows but otherwise caused no major damage or injury.

• 旧金山海湾地区今早发生一起4.；2级地震；使该地区发生轻微晃动；震碎了几扇窗户；但并没有造成任何重大破坏或伤情