McDonald’s, stun by a reported food safety scandal at meat supplier OSI Group , is still only offering a limited menu in Shanghai today. OSI Group, the Aurora, Illinois meat producer, reportedly used out-of-date meat at a facility in the city “for years,” the government-published Shanghai Daily said today. An undercover Shanghai TV reporter posing as a worker at a local arm of OSI filmed colleagues combining expired meat with fresh cuts and then lying to McDonald’s inspectors, ...