question: What Argentine American actor portrayed a character that supposedly died in November 2006?
answer: Ignacio Ariel Serricchio
context: Title: Alexander Litvinenko assassination theories
  Passage: Several theories on the assassination of Alexander Litvinenko were circulated following his death from polonium 210 poisoning on 23 November 2006.  Litvinenko was a former officer of the Russian Federal Security Service during the late 1990s who escaped prosecution in Russia and later received a political asylum in Great Britain.  Litvinenko wrote two books throughout his career, "Blowing up Russia: Terror from Within" and "Lubyanka Criminal Group," where he accused Russian secret services of staging Russian apartment bombings and other terrorism acts to bring Vladimir Putin to power in 2000.  On 1 November 2006, Litvinenko suddenly fell ill and was hospitalised.  He died three weeks later, and becoming the first known victim of lethal polonium-210-induced acute radiation syndrome.  According to his doctors: "Litvinenko's murder represents an ominous landmark: the beginning of an era of nuclear terrorism".  Litvinenko's allegations about the misdeeds of the Federal Security Service of Russia (FSB) and his public deathbed accusations that the Russian government was behind his unusual malady resulted in worldwide media coverage.
  Title: Ignacio Serricchio
  Passage: Ignacio Ariel Serricchio (born April 19, 1982) is an Argentine American actor.  He is known for his role as Diego Alcazar on "General Hospital" and as Alejandro "Alex" Chavez on "The Young and the Restless".  He recently played medic Tommy Cole on Lifetime's "Witches of East End".
  Title: Diego Alcazar
  Passage: Diego Alcazar is a fictional character from "General Hospital", an American soap opera on the ABC network.  Diego is the son of Lorenzo Alcazar and Maria Sanchez.  Ignacio Serricchio originated the role of Diego in October 2004 and portrayed him until the character's supposed death in November 2006.  Serricchio returned briefly in 2008, when it is revealed Diego is alive and terrorizing the citizens of Port Charles as the Text Message Killer.
citations: Diego Alcazar Ignacio Serricchio