Funeral services for Donald Slack will be held Tuesday, December 14, 2021, at 10:00 a.m. in the Bates Funeral Chapel in Oskaloosa with Reverend Chad Lierman officiating. Burial will follow services in the Westview Cemetery in Kirkville, Iowa. The Bates Funeral Chapel is in charge of the arrangements. Visitation with the family present will be held in the Bates Funeral Chapel on Monday beginning after 11:00 a.m. with the family present from 6-8 p.m. Monday evening at the funeral chapel to greet guests and relatives. Memorials may be made to the family.