Pursuit car: Sgt. Donald Caisse keeps in contact by radiophone with headquartes while Sgt. John Mann drives the pursuit cruiser - often at high speeds(...)

Original Toronto Star caption: Pursuit car: Sgt. Donald Caisse keeps in contact by radiophone with headquartes while Sgt. John Mann drives the pursuit cruiser - often at high speeds - during a simulated police chase acted out by the staff at 55 Division on Coxwell Ave. at Dundas St. E. Caisse says he has seen some officers sit down and literally shake after a chase ends. You have to release it.