A nerve agent attack refers to the intentional release of a toxic substance that affects the nerves in the body. It can cause severe illness or even death by interfering with the normal functioning of the nervous system. Full definition
The week wasn't really defined by the Russian nerve agent attack. (politics.co.uk)
Exclusive: Sources tell The Independent police have still failed to identify a suspect in nerve agent attack on the 66 - year - old, who is being treated in a safe house (independent.co.uk)
The G7 last week condemned what it said was a Russian nerve agent attack in Britain. (cnbc.com)