Defense attorney says DNA can also be helpful to those who are charged.
SPRINGFIELD, Mo. -- DNA has the power to convict the guilty and free the innocent. If you find yourself "under arrest" for a serious crime, your DNA likely will end up in a national database.
SPRINGFIELD, Mo. -- DNA has the power to convict the guilty and free the innocent. If you find yourself "under arrest" for a serious crime, your DNA likely will end up in a national database.