Rutherglen, Cambuslang and Glasgow, were required to enter the fourth tier of coronavirus restrictions. The move, which has seen shops, gyms, cinemas and restaurants all required to close, is intended to stop the steady rise in coronavirus cases.Heath chiefs have warned the growing spread of the illness is placing huge pressure on local resources.Heather Knox, NHS Lanarkshire chief executive, said: “I would like to remind the public that, at present, Covid-19 continues to cause severe pressure on our healthcare resources in Lanarkshire.