On Monday, 4 March 2019, Sergei Skripal and his 33-year-old daughter Yulia collapsed in the centre of Salisbury in Wiltshire. Both were suffering the effects of A-234, a third-generation Russian-manufactured military grade Novichok nerve agent. As three suspects, all GRU officers, were quickly identified, it was also established that the door handle to the Skripals' suburban home had been contaminated with the toxin.
Whilst the Skripals had...