Iran’s key oil-producing region and home to the country’s ports on the Persian Gulf is seeing an alarming increase in COVID-19 infections, medical officials said on Thursday. Iran’s total infections also began to rise again after the Islamic Republic relaxed lockdowns. The Khuzestan province in southwestern Iran bordering Iraq and lying on the Persian Gulf is home to most of Iran’s oil and gas fields - the chief foreign income for the Islamic Republic which is being severely crippled by the U.S. sanctions on…