wp-content/uploads/2014/Sample-Post/large/image.jpg
[wp](http://codex.wordpress.org/Plugin_API/Action_Reference/wp)-content/uploads/2014/Sample-Post/medium/image.jpg
[wp](http://codex.wordpress.org/Plugin_API/Action_Reference/wp)-content/uploads/2014/Sample-Post/thumbnail/image.jpg

DELETE THE ORGINAL FILE