India, Sept. 19 -- The Boris Johnson government is considering imposing another nationwide lockdown after the UK reported a fresh surge of Covid-19 cases - 4,322 coronavirus infections were recorded on Friday - with experts and ministers huddled in meetings over the weekend amid growing ire over steps taken to stop the spread the virus.

Johnson admitted major challenges in providing tests and saw a second wave coming after similar spikes in cases were reported in other European countries as well. Experts want more stringent measures in place sooner than later.

Epidemiologist Neil Ferguson, whose modelling had influenced the decision to impose the first lockdown earlier this year, said on Saturday the UK is now facing a "perfect storm" d...