Relief for theaters is here, but that doesn’t mean the Nutcracker will be back this Christmas Covid-19 restrictions are loosening and new federal aid money is on the way, yet major productions of the Nutcracker ballet, a classic hallmark of the holiday season, could yet be put on hold for a second year in a row. Dance companies from Boston to Los Angeles remain unsure if live performances will take place this holiday season. An incredible amount of uncertainty remains for an industry that normally plans months ahead, if not more than a year in advance. Opening a show in November will depend...