A news conference is scheduled for late Friday night in Boone.
Authorities told Channel 13 that the announcement is related to the search for missing Kathlynn.
Teams were due to search along the Des Moines River this weekend for missing 15-year old Kathlynn Shepard.
Kathlynn disappeared May 20th after getting off the school bus.
Police say Michael Klunder abducted Kathlynn and another 12-year old girl. Kathlynn has been missing since.
We have crews on the scene and will bring you more as we get it.