Abu Chatáb al-Polandí (24), or also Jakub Janus (Jakus ?) the origin of the Polish Sandoměře, should be killed, probably as a suicide bomber. The attack had to perform in the province of Aleppo. To Islam converted probably still in high school, till at length the apparently more radical. To Syria took off in 2015. For IS has to fight about 20 to 40 poles.
Source:
http://www.rozhlas.cz/zpravy/svet/_zprava/1703820.
Source:
http://www.rozhlas.cz/zpravy/svet/_zprava/1703820.