Days after Derek Sink’s body was discovered in a Planet Fitness tanning bed, his mom Karen Wetzel shared more about her son and what may have led up to the moments before his death.

Sink’s family told the local station that their loved one had dealt with drug problems and a needle was in the room at the Planet Fitness.

Karen Wetzel speaks with PEOPLE about her son Derek Sink's last moments before he was found dead in a Planet Fitness tanning bed in Indianapolis. He had been in the tanning bed for three days before he was discovered.