Borussia Monchengladbach have entered the race to sign Hertha BSC goalkeeper...
https://victor-wiki.win/index.php/Is_a_%E2%82%AC5m_Clause_Something_Celtic_Can_Afford_Easily%3F
Borussia Monchengladbach have entered the race to sign Hertha BSC goalkeeper Tjark Ernst, joining Celtic and Feyenoord in pursuit