Sergei Skripal: The Hunt for the Third Assassin

Sergei Skripal: The Hunt for the Third Assassin A third Russian national is facing charges of attempted murder over the poisoning of Sergei Skripal in Salisbury. Police say Denis Sergeev, who used the alias Sergey Fedotov, is wanted for the novichok attack, which left Skripal and his daughter Yulia in intensive care in 2018.