Four people were arrested yesterday when Upper Peninsula Substance Enforcement Team members raided a home in Iron River.
Detectives found prescription pills, evidence of drug distribution, and two firearms.
Two face charges of distributing cocaine and other drugs, The other two are being held on probation violations.
Nearby West Iron County High School was placed on lockdown during the raid.
Identities of the suspects will be released after their arraignments. All are being held in the Iron County jail.