UPDATE: Truck driver in crash that killed seven indicted on 13 charges

A truck driver involved in a wreck with a van that killed seven was indicted on Tuesday. 

The May 18th accident in Oregon left seven dead and four injured. The 52-year-old trucker, Clayton Smith, was indicted on May 30th on 13 charges, including seven counts of manslaughter.

A Grand jury also indicted Smith for assault charges, reckless driving, and driving under the influence of intoxicants. Court documents state that he was under the influence of a controlled substance and an inhalant at the time of the crash. 

All victims in the wreck have been identified as contract farmworkers for J. Ruiz Farm LAbor Contracting and had been working on a sugar beet field outside of Albany, Oregon and were on their way home when the wreck occurred, reported the Statesman Journal.

Prior to the wreck, Smith had at least 17 arrests in California and nine convictions, including several felony charges. The details of these have not been released.