Inside the toxic family feud tearing the Schumachers apart: Michael's brother Ralf and his ex-wife go to war over his gay relationship - as he brands her a 'liar' over claims she 'wasted' her life (and their son picks a side)

Michael Schumacher's brother Ralf has become embroiled in a public row with his ex-wife after announcing last month that he is in a relationship with his French business manager Etienne.