Details of Disappearance Young-Sang was last heard from by his family on September 12, 2019. Since then all his belongings have been removed from his apartment in the New York City borough of Queens; he apparently moved leaving no forwarding address, and he has not been seen or heard from since. He didn't drive at the time of his disappearance and used public transit; he had a metro card. His case remains unsolved.
- New York Police Department
Updated 1 time since October 12, 2004. Last updated September 15, 2020; casefile added.