TOPSHOT-BRITAIN-RUSSIA-POLICE-ESPIONAGE

TOPSHOT - Members of the emergency services in green biohazard encapsulated suits afix the tent over the bench where a man and a woman were found on March 4 in critical condition at The Maltings shopping centre in Salisbury, southern England, on March 8, 2018 after the tent became detached. - British detectives on March 8 scrambled to find the source of the nerve agent used in the "brazen and reckless" attempted murder of a Russian former double-agent and his daughter. Sergei Skripal, 66, who moved to Britain in a 2010 spy swap, is unconscious in a critical but stable condition in hospital along with his daughter Yulia after they collapsed on a bench outside a shopping centre on Sunday. (Photo by Ben STANSALL / AFP) (Photo by BEN STANSALL/AFP via Getty Images)