An extensive investigation revealed no leads and his fate remains unknown .
Richard Colvin Cox , a second year cadet at the United States Military Academy at West Point , disappeared after leaving the grounds of the Academy in the company of an unknown man .
An extensive investigation revealed no leads and Richard Colvin Cox 's fate remains unknown .
Richard Colvin Cox , a second year cadet at the United States Military Academy at West Point , disappeared after leaving the grounds of the Academy in the company of an unknown man .