protected function get_tag_crumb() {

    $crumb = $this->args['labels']['tag'] . single_term_title( '', false );

    
/**
 * Filter the tag archive breadcrumb.
 *
 * @since 1.9.0
 *
 * @param string $crumb HTML markup for the tag archive crumb.
 * @param array  $args  Arguments used to generate the breadcrumbs. Documented in Genesis_Breadcrumbs::get_output().
 */
    return apply_filters( 'genesis_tag_crumb', $crumb, $this->args );

  }