code: public function tag() {
  		$tag = $this->getCurrentTag();
  		if($tag) {
  			$this->blogPosts = $tag->BlogPosts();
  			return $this->render();
  		}
  		return $this->httpError(404, "Not Found");
  	}
docs: Renders the blog posts for a given tag.
  
  @return SS_HTTPResponse