A Norwegian chemical tanker was hit by an explosion caused by an unidentified device off the Omani coast early Tuesday, a crisis response company said. MTI Network said in a statement that shipping company Stolt Tankers reported that at approximately 12.40am local time “its tanker vessel Stolt Magnesium while on passage in the Arabian Sea off the coast of Oman suffered from an explosion of an unidentified external device”. The explosion triggered a fire in the ship’s engine room, but an MTI...