A McDonald’s in Oakland has temporarily closed after health inspectors discovered rodent activity, including a dead rat, inside the fast food restaurant Friday. The inspection came one day after six McDonald’s employees at 1330 Jackson St. went on strike for unsanitary work conditions due to severe rodent activity. According to two employees who filed a complaint with the California Division of Occupational Safety and Health, staff saw rats daily. “We see rats in the kitchen every day. We see rats at the grill where we make the hamburgers, nibbling on pieces of bacon or on hamburgers that are ready to...