Barnes and Sam follow three suspects in an Annapolis park as they appear to be passing on secret documents. Hanaka and his guard are taking JoMac to a secret RAGE hideout deep in the jungle; while Simon’s team follows their tracks while a global eclipse darkens the way.  Scarlett and Thornton are headed to Rochester New York by plane to make the 30 minute drive to Canandaigua to meet with the county sheriff.  In the Baltimore P.D. lab Kate and Nelson piece together burnt papers to find a shocking piece of evidence.