Candle lights and signs honouring Pawel Adamowicz, Gdansk mayor who died after being stabbed at charity event, are seen in the main square of Krakow

Candle lights and signs honouring Pawel Adamowicz, Gdansk mayor who died after being stabbed at charity event, are seen in the main square of Krakow

Candle lights and signs honouring Pawel Adamowicz, Gdansk mayor who died after being stabbed at charity event, are seen in the main square of Krakow, Poland January 19, 2019. Agencja Gazeta/Jakub Porzycki via REUTERS ATTENTION EDITORS – THIS IMAGE WAS PROVIDED BY A THIRD PARTY. POLAND OUT.