Mark Rolfing could not imagine anything keeping him away from a golf tournament at Kapalua. ''I cannot believe how good it is to hear my voice,'' Rolfing said Monday evening, repeating a standard greeting. Five months after he was diagnosed with a rare form of cancer, Rolfing returns to his broadcasting duties for Golf Channel on Jan. 7 for the Hyundai Tournament of Champions, the winners-only event that kicks off the new year on the west tip of Maui. More...