The Oklahoma State Bureau of Investigation has officially opened an investigation into the Tulsa County Sheriff's Office, according to a statement from the state agency Monday.

The investigation will look at "allegations of misconduct" and Okmulgee County District Attorney O.R. Barris will determine if any violations of state law occurred.

Numerous allegations have surfaced in the wake of the the April 2 fatal shooting of Eric Harris by Reserve Deputy Robert Bates, who is charged in Tulsa County District Court with manslaughter.