US authorities arrest former navy chief

US authorities operating at sea have arrested a former navy chief of the small West African nation of Guinea-Bissau who is suspected of being a kingpin in the international drug trade, AP cited a law enforcement official as saying on Friday.Four other people also were apprehended, according to the official, who was not authorized to speak publicly about the matter and spoke on condition of anonymity.Public television in the Cape Verde Islands reported that Rear Adm. Jose Americo Bubo Na Tchuto and other four Guinea-Bissau nationals were taken into custody aboard a yacht in international waters in the eastern Atlantic Ocean. It said authorities took the five into nearby Cape Verde, a former Portuguese colony, from where Na Tchuto was flown to the United States.