The mayor of Los Angeles has warned his sprawling US city was nearing "a devastating tipping point" and ordered residents to stay in their homes and avoid social gatherings.
The hard-line measures are a bid to rein in a surge in Covid-19 infections, with experts describing the escalating number of cases as terrifying.
Mayor Eric Garcetti has issued an immediate stay-at-home order for residents of the sprawling city which boasts a population of more than four million.
California correspondent Rachel Silverman speaks to Susie Ferguson.
