a nerve agent in the english city of solsbury last month both were in critical condition for weeks they've heard target of the attack remains in the hospital the case has plunged relations between russia and the west to their lowest in decades britain accuses russia of masterminding the attack moscow denies involvement now the hospital treating yulia her father and a police officer who was also exposed to the nerve agent has a press conference a short while ago. all three had been exposed to a nerve agent nerve agents work by attaching themselves to particular enzymes in the body which then stop the nerves from functioning this result. in treating the patients is to stabilize them and showing that they can breathe and the blood can continue to circulate we then need to use a variety of different drugs to support the patients until they could create more