The alleged attempt to kill Russian opposition leader Alexei Navalny, pictured above at a rally in Moscow in February, has turned the spotlight on the chemical weapons convention under which the use of Novichok nerve agents is specifically banned. Photo: Reuters
The alleged attempt to kill Russian opposition leader Alexei Navalny, pictured above at a rally in Moscow in February, has turned the spotlight on the chemical weapons convention under which the use of Novichok nerve agents is specifically banned. Photo: Reuters