via press release:
GHOST HUNTERS RETURN DATE SHIFTS TO JUNE 2013
Ghost Hunters, which was originally slated to return with all new episodes beginning Wednesday April 17, will now premiere Wednesday June 12 at 9 PM ET/PT.
This supersedes the premiere date which appears in the press mailer that you should have received last month. Please retain the press mailer as that episode will air on June 12.
New episodes of Haunted Collector will continue to air on Wednesdays at 9 PM ET/PT through June 5.