World

Russia killed opposition leader Alexei Navalny using dart frog toxin, UK says

BBC

World

Russian opposition leader Alexei Navalny was poisoned by deadly 'dart frog' toxin, Europeans say

NBC - Freddie Clayton

World

Deadly Poison Detected in Navalny’s Body, Joint Analysis Finds

NY Times - Lynsey Chutel and Anton Troianovski

World

Alexei Navalny was likely fatally poisoned in prison, European leaders say

CBS News

World

Russia fatally poisoned Putin critic Navalny with 'rare toxin', European states say in joint statement

France24 - FRANCE 24

World

The science behind the frog poison that allegedly killed Navalny

Sky news