It is unconvincing precisely because it follows a pattern of improbable events questionably attributed to the Kremlin. As many have noted, the incident strikingly resembles the alleged March 2018 poisoning in Salisbury, England of disgraced former Russian intelligence officer Sergei Skripal and his daughter, Yulia, visiting from Moscow which caused a similar diplomatic row.
https://off-guardian.org/2020/09/25/the-false-flag-poisoning-of-alexei-navalny/
