Alexei Navalny, the leader of the Russian opposition, was confirmed to have been poisoned in prison, according to medical documents obtained by The Insider. These documents indicate that Navalny experienced sharp stomach pain, a symptom unanimously attributed to poisoning by doctors. The Insider gained access to hundreds of documents related to Navalny's death, which show that the cause of death was likely poisoning. This contradicts earlier claims that his death was accidental. Navalny was murdered in jail.