In 1880 , Grimes was ambushed .
In 1880 , Grimes was killed in Pitt County , North Carolina , by a hired assassin named William Parker , presumably to prevent him from testifying at a criminal trial .
In 1880 , Grimes was ambushed and killed in Pitt County , North Carolina , by a hired assassin named William Parker , presumably to prevent him from testifying at a criminal trial .