Four oil tankers were destroyed after hitting naval mines in an area south of the Strait of Hormuz proscribed by Iran as prohibited for navigation, Iran’s Islamic Revolutionary Guard Corps (IRGC) said on Wednesday, as attacks on vessels in the region intensify while crude oil flows have dipped from recent highs. The four tankers are still ablaze, while two other vessels have been seized, the Revolutionary Guards said. While flows have recovered substantially from the lows in the spring, the security situation in and near the Strait of Hormuz…