Bumbling Into Armageddon Was Not This Soviet Officer's Cuppa Tea

Former Soviet Officer, Lieutenant Colonel Stanislav Petrov Who Trusted His Gut, 
Disobeyed Military Command Protocol, And Averted Global Nuclear Annihilation, 

Dead At 73

https://www.washingtonpost.com/news/retropolis/wp/2017/09/18/the-former-soviet-officer-who-trusted-his-gut-and-averted-a-global-nuclear-catastrophe/?utm_term=.a860907b14e5

Stanislav Petrov
Wikipedia
https://en.wikipedia.org/wiki/Stanislav_Petrov