The half brother to Jacqueline Kennedy Onassis has been indicted on felony charges of encouraging child sexual abuse in Oregon.

James Auchincloss was indicted by a Jackson County grand jury in Medford on 25 counts of abuse resulting from the alleged duplication and possession of images of child pornography.

A co-defendant, Dennis Lee Vickoren, was indicted on 30 separate felony counts of encouraging child sexual abuse.

The Jackson County district attorney's office says an arraignment has not yet been scheduled.

A message left for Auchincloss' attorney, Carl Caplan of Medford, was not immediately returned.