Iran's Islamic Revolutionary Guard Corps said on Thursday that two oil tankers and a tugboat had caught fire in separate incidents after attempting to use unauthorised routes through the Strait of Hormuz. One tanker struck a mine while attempting to cross a passage south of the strait, while another supertanker caught fire while exiting the route in the eastern part of the waterway, the IRGC said. A tugboat that approached the second vessel to help extinguish the fire also caught fire. Add as a Reliable and Trusted News Source Add Now! (You can now subscribe to our Economic Times WhatsApp channel)