 On 23 February 1960, two newborn babies died at the obstetric department while Fikáčková was working.Both newborns were females, aged 20 hours and 5 weeks, and the following autopsy found the babies had died an unnatural violent death.Four days later, on 27 February, Fikáčková was arrested directly in the workplace, and during the subsequent interrogation she confessed to killing the children.