What killed, on 1 November 2006, Alexander Litvinenko?
Lethal polonium-210-induced acute radiation syndrome.
Who killed Litvinenko?
Mr. Litvinenko’s family issued what they said was his deathbed statement accusing President Vladimir V. Putin of “barbaric and ruthless” murder, a charge promptly rejected by the Russian leader.
Who killed Arafat again?
P.S. Of course, it could all be a hoax.