source https://www.cnn.com/2020/09/08/europe/navalny-opposition-attack-intl/index.html
Navalny-linked volunteers fall ill after attack
At least three volunteers linked to Russian opposition figure Alexey Navalny's team were taken ill on Tuesday after an attack on their Novosibirsk office with an unknown substance, an opposition activist told CNN.
source https://www.cnn.com/2020/09/08/europe/navalny-opposition-attack-intl/index.html
source https://www.cnn.com/2020/09/08/europe/navalny-opposition-attack-intl/index.html