NEW : A Somali man is sentenced to 30 years in prison in high - profile piracy attempt . Jama Ahmed Ibrahim is one of a group of would - be pirates who were captured . He has admitted to trying to seize a U.S. merchant vessel and hold it for ransom . CNN 's Terry Frieden contributed to this report . Until this year , the last pirate - related incident in the United States was in 1861 .
NEW : A Somali man is sentenced to 30 years in prison in high - profile piracy attempt . Jama Ahmed Ibrahim is one of a group of would - be pirates who were captured . He has admitted to trying to seize a U.S. merchant vessel and hold it for ransom . Until this year , the last pirate - related incident in the United States was in 1861 .