Details have emerged explaining why prosecutors investigating Liam Payne's death consider his friend, Roger Nores, a person of interest.

Liam Payne texted his friend and designated caretaker about using drugs and having sex with prostitutes just hours before he fell to his death — with prosecutors wanting to try the pal for “abandonment” for failing to save him from his spiraling drug abuse.

Liam Payne's tragic passing remains entangled with many unanswered questions. A new report by TMZ however reveals why the prosecutors accused Payne's friend of 'abandonment'. Prosecutors claim that Roger Nores 'knew Liam was clearly off the wagon'.