JERUSALEM, April 6 -- Israeli Defense Minister Israel Katz announced on Monday that the country's air force attacked Iran's largest petrochemical facility in Assaluyeh County in the southern Bushehr province.

He said that Israel "has just struck with force the largest petrochemical facility in Iran, located in Assaluyeh," adding that the key site is responsible for about 50 percent of Iran's petrochemical production.

Katz's announcement came in a video statement following reports by Iranian media that energy facilities in the area had been attacked.

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Iran's semi-official Fars news agency said that several explosions were heard due to U.S. and Israeli attacks on petrochemical complexes.

Iranian medi...