London sends a message about how to reduce the risk of exposure to the newly detected U.K. variant.

Pedestrians wearing facemasks walk past NHS signage promoting “Stay Home, Save Lives” on a bus shelter in Chinatown, central London on January 8, 2021, as England entered a third lockdown due to the novel coronavirus Covid-19. – Faced by a sharp rise in coronavirus infections, driven by the new strain, England entered a strict lockdown on January 5, 2021, with schools and non-essential shops closed for at least six weeks after previous measures failed to halt the steep rise in cases. (Photo by Tolga Akmen / AFP) (Photo by TOLGA AKMEN/AFP via Getty Images)