White Earth police executed three search warrants this week that led to five arrests, the seizure of a large quantity of controlled substances and multiple child-welfare reports, authorities said. Police said the warrants were carried out May 12 at locations in White Earth, Naytahwaush and the Roy Lake area. Officers reported seizing what they described as a large amount of controlled substances. Details on the types and quantities of drugs were not immediately released. Authorities also filed several child-welfare reports connected to the searches. Officials did not say whether any children were removed from the homes. Police said additional arrests are expected as the investigation continues. No further details were released.