FILE - This undated file photo shows Bulgarian journalist Georgi Markov, who defected to the West in 1969. Markov, a harsh critic of his country's pro-Moscow regime, died in 1978, four days after being jabbed in the thigh with a poison-tipped umbrella while waiting for a bus in London. (AP Photo/Dimitar Deinov, File) UNDATED FILE PHOTO. BLACK AND WHITE ONLY
