He helped merchants at the Main Market. He died during a shooting in Krakow.

Robert Kosidło, a resident of Kraków originally from Rybnik, was known for his support of local merchants. Tragically, he was shot during a recent attack in the city while helping close stalls. Despite immediate medical assistance, he did not survive. Friends initiated a search for his family, successfully contacting them afterward. The attack resulted in six fatalities and numerous injuries, including two police officers. The assailant, Michał Oksiński, died two days later, with three family members found deceased at his home.