SEOUL, May 8 (Reuters) - South Korea's Oceans Ministry said on Friday that government investigators had started examining the cause of an explosion and fire aboard a Korean-operated vessel amid uncertainty over whether it had been attacked in the Strait of Hormuz. • The ship's operator HMM said investigators dispatched from South Korea boarded the vessel at around 0600 GMT after it had been towed to a port in Dubai. • The spokesperson said it was to early to estimate when the probe would conclude.
