Litvinenko died later in November from radiation poisoning caused by polonium-210, and on 22 May 2007 british officials charged Lugovoi with Litvinenko's murder, announcing they would seek his extradition from Russia.
Litvinenko died later in November from radiation poisoning, and on 22 May 2007. British officials charged Lugovoi with Litvinenko's murder. This radiation poisoning was caused by polonium-210. They would seek his extradition from Russia. This was what Litvinenko was announcing.