[custom_adv] On 28 May 2019, Najafi's second wife Mitra Ostad was found dead in the bathtub of her home in Sa'adat Abad's Armita Tower. [custom_adv] Police announced she was killed by gunshots, with a bullet in her heart and another in her arm. Hours later, Najafi confessed to murder by referral to police. [custom_adv] Head of police's criminal investigation department said he was in detention and discovered the weapons he shot with. A video was also broadcast on these details. [custom_adv] Najafi was born in Tehran on 13 January 1952. He ranked first in Iranian national university entrance exam and enrolled in Sharif University of Technology (then known as Aryamehr University of Technology). [custom_adv] He earned a bachelor of science degree in mathematics from the Sharif University of Technology. [custom_adv] Following his bachelors, he enrolled in the graduate program at the Massachusetts Institute of Technology. [custom_adv] He received his master of science degree in mathematics with the final grade of A+ in 1976 but dropped out of PhD program in 1978 during the revolution to return to.