The US Department of Defence on June 17, 2019, released new photos it says show Iran’s Revolutionary Guard removing an unexploded limpet mine from one of two ships attacked on in the Gulf of Oman. Iran denies the US military claims about its involvement in the June 13, 2019, attack on the Japanese-owned oil tanker Kokuka Courageous. Tensions between Iran and the United States have been rising since Washington abandoned an accord to limit Tehran’s nuclear programme. The US has announced that…