[drums beating rhythmically] men: hey! man: for more than 4 decades, papua new guinea was my home base to cover s some incredible stories from natural disasters, to political coups and cicivil wars. sean dorney on manus island for abc news. i even got to captain the national rugby league team. announcer: sean dorney sends a long pass... and it's a try for papua new guinea. [cheering] sean: now, i'm living back in australia and facing my toughest assignment yet-- trying to beat a deadly disease. but while i stitill can, i'm