Iran is on a discreet mission to procure second-hand oil tankers in order to keep exporting crude oil. This comes after U.S. sanctions on its oil and shipping industries scared Western banks, insurers, and commercial shipping operators, Reuters reported, citing sources from Iran and from Western countries. Days after U.S. sanctions on Iran’s oil, shipping, and insurance industries returned in early November, the Special Representative for Iran Brian Hook said at a press briefing that “If Iranian tankers make calls to your ports or transit…