Who is Iran's new security chief Mohammad Bagher Zolghadr?

Mohammad Bagher Zolghadr, who has been appointed Iran's new security chief, is a former Iranian Revolutionary Guard commander. He earlier served as deputy interior minister for security affairs and secretary of Expediency Council. In the 1980s, he chaired the Islamic Revolutionary Guard Corps' educational division. Zolghadr will replace Ali Larijani who was killed in US-Israeli strikes.