He said officers neutralised a bandit while others fled into bushes with gunshot wounds.
The police command in Zamfara, on Tuesday, assured residents of a peaceful and secure atmosphere during Eid-el-Kabir celebrations.
The police command in Zamfara has felicitated the Christian community on Christmas and New Year celebrations, asking them to pray for peace in Nigeria.
The police is yet to advance reasons why the journalist was arrested, but asked him to return for an interview on Monday morning.
The victims are to undergo medical checks and police debriefings before reuniting with their families.