Dave Castro -- the creator and director of the CrossFit Games -- is apologizing to Luka u0110ukiu0107 and his family following the death of his brother, Lazar ... admitting he made a mistake with comments he made after the tragedy.
Castro released the statement Thursday night on his Instagram page ... responding to Luka's lengthy statement about how things played out in the hours after Lazar drowned during an event -- specifically how Castro claimed the Games would continue with the u0110ukiu0107 family's blessing.