Updated On: 19 July, 2022 09:50 AM IST | Bad Ragaz | AP
Dortmund said the 28-year-old Ivory Coast international complained of feeling unwell at training on Monday and the tumor was found during a medical examination. As such, he has left the club`s pre-season training camp

Sebastien Haller. Pic/ Official Instagram account of Borussia Dortmund
Borussia Dortmund striker Sébastien Haller has a testicular tumor and has left his new club`s preseason training camp, Dortmund said.
Dortmund said the 28-year-old Ivory Coast international complained of feeling unwell at training on Monday and the tumor was found during a medical examination.