WEST CHESTER — The Chester County Coroner’s Office  reported a significant drop in the number of nursing home residents dying with COVID-19 in June and July, officials said Friday. In May, 135 such deaths were reported, compared to 25 in June and 8 so far in July. For all of 2020 to date, 380 COVID-19 deaths have been reported to the Coroner’s Office, with 318 (83.6%) being residents of...