The Daily Star's FREE newsletter is spectacular! Sign up today for the best stories straight to your inboxAn NHS boss has called for tighter lockdown restrictions and school closures in England's coronavirus black spot, as he believes it is necessary to prevent the rapid growth of cases.Hull University Teaching Hospitals NHS Trust's Chief Executive, Chris Long, has said that stricter measures are needed.Currently, Hull is England's worst-affected area, last week recording a whopping 743 cases per 100,000 people.This works out at nearly 2,000 new cases of the deadly virus being reported in a single week, which saw the northern City take the top spot as England's COVID-19 hotspot, taking over from Oldham.Mr Long told Sky News: "We are at the.