Three oil tankers hit sea mines in the Strait of Hormuz - IRGC Navy The navy of the Islamic Revolutionary Guard Corps (IRGC) said three oil tankers hit sea mines and caught fire while passing through the Strait of Hormuz along "unauthorized routes" last night. According to the Revolutionary Guards, the vessels had previously turned off their navigation systems and means of identification. All three tankers were abandoned by their crews near the southern coast of the Strait and, as the Iranian military said, continue to burn. Hakin.az Contact us.