This is a carousel. Use Next and Previous buttons to navigate BEIJING (AP) — A rash of COVID-19 cases in schools and businesses were reported by social media users Friday in areas across China after the ruling Communist Party loosened anti-virus rules as it tries to reverse a deepening economic slump. Official data showed a fall in new cases, but those no longer cover big parts of the population after the government on Wednesday ended mandatory testing for many people. That was part of dramatic changes aimed at gradually emerging from “zero-COVID” restrictions that have confined millions of people to…