navalny playing gravely ill on an international flight. he was medically evacuated to germany. putin ridiculing accusations that the kremlin might be behind the poisoning. translator: it doesn t mean at all that he needs to be poisoned. who needs him, anyway. if they wanted to, they probably would have followed it through. reporter: just a few days ago, a general, whom a washington-based think tank says may have known details about a palace allegedly under construction for vladimir putin, which the kremlin denies, died in jail after unexpectedly being diagnosed with leukemia. the kremlin hasn t commented on that case. vladimir putin called yevgeny prigozhin s death a tragedy and trusts that russia s investigation will bring the truth to light. for more, nathan hodge joins us from london. nathan, i m curious, what do you make of all the makeshift memorials we ve seen in nearly two dozen cities across russia and occupied ukraine devoted to