Apple is urging retail staffers to work remotely amid a new spike in COVID-19 cases, casting doubt on a full resumption of in-office work in 2020.Credit: LuisQuiroz1618Although the Cupertino tech giant began to reopen stores in mid-June, a resurgence of coronavirus cases in some parts of the world have prompted the company to roll back the operation. More than 80 retail locations have since re-closed in the U.S.Read more