NBCNews.com (blog)Hunt for a ghostship: NBC News spots abandoned US vessel in Nigerian creekNBCNews.com (blog)PORT HARCOURT, Nigeria— It was an eerie sight: an American oil supplyshipabandoned in one of the danger-filled creeks that snake through the south of Nigeria, stars and stripes fluttering from its mast, but no sign of life on board. A crew from NBC...