Alexandros Giotopoulos released from Korydallos prison in Athens. Defunct Greek Marxist group's 27-year campaign of assassinations. 23 killings, starting with 1975 killing of CIA station chief Richard Welch. Giotopoulos arrested when group dismantled, convicted in 2003, life sentence plus 25 years. Release conditions: remain in Greece, reside at provided address, report to police. Group targeted Navy captain, Turkish diplomat, and British defense attaché Stephen Saunders, killed in 2000