U.K. police search Salisbury park in Novichok poisoning investigation

U.K. police continued their investigation into the Novichok nerve agent poisoning of two Britons who were exposed to the agent last month before falling ill. Police are investigating the area which is close to where former Russian spy Sergei Skripal and his daughter were attacked with the same substance in March.

• Russian sources offered a wild grab-bag of theories to explain English woman’s nerve agent death