Investigations Continue At The Scene Of Salisbury Spy Poisoning

SALISBURY, ENGLAND - MARCH 13: Police officers in forensics suits and protective masks work at the scene of the poisoning of Sergei Skripal on March 13, 2018 in Salisbury, England. British Prime Minister Theresa May has given the Russian government a deadline of midnight tonight to explain why a nerve agent of Russian origin was used in the poisoning of former Russian agent Sergei Skripal and his daughter. Mr Skripal who was granted refuge in the UK following a 'spy swap' between the US and Russia in 2010 and his daughter remain critically ill after being attacked with a nerve agent. (Photo by Christopher Furlong/Getty Images)