Yoon Cheol-jong, former member of 10cm, has been charged with smoking marijuana.

After suddenly announcing his departure from the group 10cm for health reasons earlier this month, the police revealed Yoon is currently undergoing investigation for marijuana usage. He has reportedly smoked the drug twice at an acquaintance's home in July of 2016. The acquaintance was arrested on April 7th for growing and selling marijuana. Yoon was discovered to have been involved during the investigation.

After the police summoned Yoon on May 11th, he admitted to the charges.