The Polish policemen's lives were saved by two of the country's best surgeons, who were having lunch together in Krakow Square when the mass attack took place.
The men in the photo (left) can be seen discussing their next steps while stopping the bleeding in one of the officers.
These doctors would rush the officers to the hospital and be the ones responsible for life-saving surgeries.
Prof. Michael Padziviater is the head of the Department of Surgery II at the Jagiellonian University and the deputy head of general, oncological, metabolic and emergency surgery at the university hospital.
Dr. Mateusz Virdak is a specialist general surgeon at the Jagiellonian University Hospital.