protected function _deleteObject( $network_id ) {
		global $wpdb;

		$network_blog = wp_get_sites( array( 'network_id' => $network_id ) );
		if ( ! empty( $network_blog ) ) {
			$suppress = $wpdb->suppress_errors();

			foreach ( $network_blog as $blog ) {
				wpmu_delete_blog( $blog->blog_id, true );
			}

			$wpdb->suppress_errors( $suppress );
		}

		$deleted = $wpdb->delete( $wpdb->site, array( 'id' => $network_id ), array( '%d' ) );
		if ( $deleted ) {
			$wpdb->delete( $wpdb->sitemeta, array( 'site_id' => $network_id ), array( '%d' ) );
			$this->_debug( 'Deleted network with ID: ' . $network_id );

			return true;
		}

		$this->_debug( 'Failed to delet network with ID: ' . $network_id );

		return false;
	}