The Strait of Hormuz, a vital oil chokepoint, remains central to US-Iran tensions as nuclear talks continue, with any disruption threatening global energy supplies and spiking oil prices. The second round of US-Iran talks on Tehran's nuclear programme concluded in Geneva on Tuesday (Feb 17). While the representatives were meeting for the crucial talks, it was reported by the local media that some parts of the Strait of Hormuz were exp... [1039 chars]