A number of flights to and from Indonesia's popular resort island of Bali have been delayed or cancelled after another eruption from the island's Mount Agung volcano.<br /> It spewed ash clouds at least two kilometers into the air on Thursday, causing more than 20 flights to be disrupted and leaving hundreds of passengers stranded.<br />Mount Agung has been rumbling since late last year sparking evacuations and numerous closures of Bali's main airport. <br />