In this episode of Faultlines, the fault line between the United States and Iran is heating up. Washington has redeployed its largest aircraft carrier, the USS Gerald R. Ford, to the Middle East to join another carrier strike group amid stalled nuclear talks and rising regional tensions. A new front in Russia’s war is emerging, online, not on the battlefield. From India to Africa, Southeast Asia to Latin America, thousands of foreign nationals are being drawn into the conflict. NDTV's Gaurie Dwivedi explains.