Israeli PM Points to Iran in Deadly Bulgaria Blast ABC News" Alexander Marquardt and Dragana Jovanovic report: Israeli Prime Minister Benjamin Netanyahu said he suspects Iran was behind a deadly explosion aboard a bus full of Israeli tourists in Bulgaria today. "All the indications are that Iran is behind this deadly attack," the Israeli leader said, just hours after at least three people were killed in a fireball aboard a bus at an airport in the eastern Bulgarian city of Burgas. Just minutes before Netanyahu's statement, other Israeli officials said it was unclear if the explosion was the result of a terror attack. But Netanyahu said the incident was just the latest in a "consistent pattern" of Iran-backed attacks targeting Israelis around the globe. Today also marks the 18th anniversary of a bombing attack on a Jewish community center in Buenos Aires, Argentina - an attack the Israeli government blamed on Iran. Bulgaria is known as a popular tourist destination for Israelis, The Associated Press reported. ABC News" Lee Ferran and Dana Hughes contributed to this report.