Despite heavy borrowing in both bond and loan format since 2010, Fortescue Metals Group (Fortescue) (B+/B1/BB+) says it is likely to return to the debt market this year. However, while the company has yet to determine what market it will access, it has also suggested that the structure of group revenues means its focus will remain on US dollar funding rather than Australian dollars or the burgeoning renminbi market.