Liam Payne: ‘Polytrauma’ confirmed as One Direction star’s medical cause of death admin 2 weeks ago News ONE Comments Off on Liam Payne: ‘Polytrauma’ confirmed as One Direction star’s medical cause of death 3 Views Former One Direction singer Liam Payne’s medical cause of death has been revealed months after he died aged 31. Share Facebook Twitter Stumbleupon LinkedIn Pinterest