New Delhi: One of the main accused in the Mohali drug haul case, Anup Singh Kahlon on Friday reportedly attempted to commit suicide in prison and had to be hospitalised, sources said. 'The key accused Anup Singh Kahlon attempted suicide. He took out a wire from the bucket used for bathing and tried to slit his wrist with it, but he is out of danger,' Fatehgarh Sahib's Senior Superintendent of Police, HS Mann said.