January 2019 shows Iran’s top nuclear scientist Mohsen Fakhrizadeh during a meeting. A leading Iranian nuclear scientist, Mohsen Fakhrizadeh, has been assassinated by unidentified gunmen on the outskirts of the capital Tehran on Friday, the country’s foreign minister said. Fakhrizadeh died on Nov. 27, 2020 in a targeted hit by a group of armed assassins. (Photo by Iranian Leader Press Office/Handout/Anadolu Agency via Getty Images)