Former Russian spy Alexander Litvinenko warned the Italian authorities of an alleged Russian-backed terror plot, the inquiry into his death has heard. Italian journalist and politician Paolo Guzzanti suggested it could have been a motive for Litvinenko's murder.
BBC: Litvinenko warned about terror plot in Italy, inquiry hears
Marina Litvinenko, widow of Russian former spy Alexander Litvinenko, speaks during an interview with AFP in central London on Jan. 23.
