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In the Line of Duty
John Jonker, Sr., 80 - Ringwood, NJ
John Jonker, Sr. Firefighter Erskine Lakes Fire Company #1 Ringwood, NJ Age: 80 Gender: Male Status: Volunteer Years of Service: 55 Date of Incident: February 10, 2021 Date of Death: February 10, 2021 On Wednesday, February 10, 2021, Firefighter John Jonker, Sr., participated in a training drill at the fire department. Shortly after returning home, he collapsed from an apparent heart attack. He was unable to be revived and passed away.