Russian President Vladimir Putin has promoted a high-ranking prison officer several days after the death of leading opposition figure Alexei Navalny. The deputy head of the FSIN prison authority, Valery Boyarinev, was was promoted to colonel general of the Ministry of Internal Affairs. The director of the Anti-Corruption Foundation, which was established by Navalny, wrote on his Telegram channel on Tuesday that Boyarinev was personally responsible for Navalny’s torture in prison. “This must be understood as Putin’s open reward for the torture,” Ivan Zhdanov said of Boyarinev’s promotion. In Ju…