public function show(TagRequest $request, Tag $tag)
    {

        if ($tag->exists) {
            $view = 'news::tag.show';
        } else {
            $view = 'news::tag.new';
        }

        return $this->response->title(trans('app.view') . ' ' . trans('news::tag.name'))
            ->data(compact('tag'))
            ->view($view, true)
            ->output();
    }