Sebastien Haller grateful for support after testicular tumour diagnosis

Former West Ham forward Sebastien Haller has been diagnosed with a testicular tumour (Tim Goode/PA)

Former West Ham forward Sebastien Haller has thanked his well-wishers after being diagnosed with a testicular tumour.

Haller’s current club Borussia Dortmund have revealed that the 28-year-old underwent medical examinations on Monday after he complained about feeling unwell following training.