An emergency alert has been issued for a woman who disappeared last week in the Bay Area while she was out walking her dog . Oakland authorities are seeking the public’s help in locating Amy Hillyard, 52, the owner of the well-known Farley’s coffee shops, who has been reported missing since Wednesday and is considered at-risk due to medical conditions. On Sunday, March 29, the California Highway Patrol issued the emergency alert, asking for assistance in locating Hillyard, SFGate reported . The