private void deleteFragment(StoryFragment fragment) {
    try {
      for (UUID id : fragment.getMediaIds()) {
        es.deleteImage(id);
      }

      es.deleteFragment(fragment.getFragmentID());
    } catch (Exception e) {
    }
  }
  private void mapImagesToFragment(StoryFragment fragment) throws Exception {
    if (fragment.getMediaIds() == null) return;

    List<Image> images = getImages(fragment.getMediaIds());
    fragment.setStoryMedia(new ArrayList<Image>(images));
  }