@CNN: British scientists say they are unable to determine where the substance used to attack former Russian spy Sergei Skripal and his daughter Yulia was made https://t.co/NL5Ooq7JE7

@CNN: British scientists say they are unable to determine where the substance used to attack former Russian spy Sergei Skripal and his daughter Yulia was made https://t.co/NL5Ooq7JE7