growing. among the cities with new outbreaks wuhan after roughly a year of enjoying life near normal, the original epicenter of the coronavirus outbreak is testing each of its 11 million residents. families canceling summer travel plans, opting instead to stay home. several communities sealed off. thousands taken into government quarantine for observation. the lockdowns, the mass testing, strict contact tracing through smart phones all being enforced once again. it might all sound extreme but china s domestic containment efforts along with the tight border restrictions seem to have been working. aside from a few isolated cluster outbreaks, life here had mainly returned to the way it was pre-covid. but officials say a commercial flight from russia changed that. the plane landing in the eastern city on july 10th suspected of carrying the highly contagious delta variant. july 20th officials confirmed