|Agency||Chicago Fire Department|
|Type of Firefighter||Career|
|Age Range||61 to 70|
|Date of Birth||0/0/0|
|Date of Death||4/26/1971|
|Cause of Death||Stress/Overexertion|
|Nature of Death||Heart attack|
|Attribute of Death||[not applicable]|
|Type of Duty||Post-incident|
On April 25, 1971, Lieutenant William J. Zink, a 33-year veteran of the Chicago Fire Department, suffered chest pains while on duty with the 17th Battalion. Several hours later he suffered a heart attack in his home and was taken to Roseland Community Hospital, where he died in the early hours of April 26.
Obituary of William J. Zink, Chicago Tribune, April 27, 1971.