Just around midnight last night, breaking news arrived from Germany – Borussia Dortmund footballer Sebastian Haller was diagnosed with a testicular tumor, which is why he immediately left the Millionaire’s pre-season camp in Bad Ragaz, Switzerland. The information was disclosed by the German club on their official Twitter profile.The goalscorer who came to Westphalia this summer from Ajax complained that he was not feeling well this morning, and medical tests revealed a vicious illness. In the following days, Haller will be under the watchful eye of the doctor at the medical center, and Borussia, in agreement with the footballer, will inform the public about the development of the situation. The club has now asked for Haller’s privacy to be respected.##NAJAVA_MECA_6516678##”This is shocking news for Haller and all of us. The entire Borussia family wishes Sebastian the fastest possible and full recovery and we hope to be able to hug him again soon. We will do everything in our power to get the best treatment and therapy”, said the sporting director of the yellow and black team, Sebastian Kehl.After a superb season at Ajax in which he scored 34 goals and made nine assists in 43 games in all competitions, Borussia saw him as Erling Haaland’s successor and set aside 31 million euros for his transfer. However, Haller now faces the most important match of his life.Borussia Dortmund has announced that after leaving training early due to illness, Sebastien Haller was found to have a testicular tumor.Get well soon 🙏 pic.twitter.com/vYZRn2PtlU— ESPN FC (@ESPNFC) July 18, 2022 Another example of a similar situation can be found in Francesco Acerbi, a former Italian national team player who was also diagnosed with a testicular tumor in 2013 while playing for Sassuolo. The doctors managed to remove it, but the disease reappeared very quickly, after which the Italian spent three months on chemotherapy. Acerbi managed to recover and continue playing football. The entire football planet wishes Sebastian Haller such an outcome.Support started pouring in from all sides. From former Ajax and West Ham players, through other European clubs, to former teammates like Declan Rice and Pablo Fornals…