[Bigg Red]

Ricin was the poison used to murder Bulgarian exile Georgi Markov in a poisoned umbrella assassination in London in 1978.

What do they mean by "umbrella assassination "?

[NormsRevenge]

The end of an umbrella was sharpened, a small amount of the poisin was placed on the tip and the person was literally punctured by the tip of the umbrella.

[Sender]

Supposedly the assassin used a pointy-tipped umbrella to poke a tiny bit of ricin under the skin of the victim, apologized, then went on. Little did Markov know (or perhaps he did know) that his death had just begun.