A chemist who helped develop the nerve agent that Britain says was used to poison former Russian spy Sergei Skripal and his daughter was investigated in the late 1990s for selling capsules of the toxin to Chechen mobsters.
Voice of America: Russian nerve agent scientist admits selling deadly toxin to Chechen mobsters
Police officers escort an army truck, carrying a freight container laden with the car of Sergei Skripal, as it is driven from the Churchfields industrial estate in Salisbury, southern England, on March 16, as part of investigations and operations in connection with the major incident after an apparent nerve agent attack in Salisbury on March 4.
