A 5.2 magnitude earthquake shook Southern California on Monday, according to the U.S. Geological Survey. The quake was centered in San Diego County but was felt as far north as Los Angeles. California Gov.... Gavin Newsom has been briefed and the state is coordinating with local authorities, according to the governor’s office.A M5.2 earthquake shook near Julian, CA at 10: 08am.... pic. twitter. com/ WVNrbLlE9pThis is a developing story....