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.

One Direction star Liam Payne, who died last month, texted his friend several times before his death at the CasaSur Hotel where he died at the age of 31