They take over a pirate - operated tanker off the coast of Ghana . That vessel was later released off the coast of Nigeria . The pirates and members of the Togo navy exchange fire , the International Maritime Bureau says . ` ` This has been an area of risk and a hotspot for number of pirates , '' a maritime official says .
They take over a pirate - operated tanker off the coast of Ghana . The pirates and members of the Togo navy exchange fire , the International Maritime Bureau says . ` ` This has been an area of risk and a hotspot for number of pirates , '' a maritime official says .