--- wp-svn/wp-includes/query.php	2007-10-19 12:06:13.000000000 -0600
+++ wpsvn/wp-includes/query.php	2007-10-23 09:01:27.000000000 -0600
@@ -974,7 +974,7 @@
 			$q['cat'] = $reqcat;
 
 			$join = " INNER JOIN $wpdb->term_relationships ON ($wpdb->posts.ID = $wpdb->term_relationships.object_id) INNER JOIN $wpdb->term_taxonomy ON ($wpdb->term_relationships.term_taxonomy_id = $wpdb->term_taxonomy.term_taxonomy_id) ";
-			$whichcat = " AND $wpdb->term_taxonomy.taxonomy = 'category' ";
+			$whichcat .= " AND $wpdb->term_taxonomy.taxonomy = 'category' ";
 			$in_cats = array($q['cat']);
 			$in_cats = array_merge($in_cats, get_term_children($q['cat'], 'category'));
 			$in_cats = "'" . implode("', '", $in_cats) . "'";