Reuters: Rescue workers began a massive relief operation in Vanuatu on Sunday following a devastating cyclone that killed at least six people, sent thousands into emergency shelters and disrupted communications in the Pacific island nation. A nine-member U.N. team was due to arrive on Sunday to carry out an initial assessment of the damage from the category 5 cyclone named Pam, which at its peak covered the entire country on satellite maps and brought houses crashing down with winds of more than 300 kilometers...