What is the dart frog toxin allegedly used to kill Alexei Navalny? - BBC

1. What is the dart frog toxin allegedly used to kill Alexei Navalny?  BBC
2. Alexey Navalny's mom hopes for justice as Russia rejects dart frog poisoning assessment by European nations  CBS News
3. Russian opposition figure Navalny killed by toxin found in poison dart frogs, Europeans say  CNN
4. Kremlin rejects European accusations it poisoned Navalny with dart frog toxin  Reuters
5. Russia accused of killing Navalny with dart frog toxin. What we know about the rare poison  Axios