Steps to reprocuce:
1.Login to facebook with your account
2.Add a photo by clicking on upload photo/video link
3.Photo would be added succesfully and will be displayed on your wall.
4.Now hover the mouse pointer to the right side of that photo,will see some options.
5.Select delete post,warning dialog opens,click on OK.
6.Photo will be deleted from your wall.
7.Now navigate to photos>wall photos
8.you can find the deleted photo.

Expected:
Deleted photo shouldn't be displayed in wall photos.

Actual:
Deleted post can be seen under wall photos.

-Feedback:
If it's an intended function then,any user can navigate to wall photos and can see the deleted one.if some one likes it again that will be shown in your friend's wall that the photo is liked by one of your friend.please check.