-var cids_requested = [];
-var loaded_article_ids = [];
-var _last_headlines_update = 0;
-var _headlines_scroll_offset = 0;
-var current_first_id = 0;
-var last_search_query;
+let cids_requested = [];
+let loaded_article_ids = [];
+let _last_headlines_update = 0;
+let _headlines_scroll_offset = 0;
+let current_first_id = 0;
+let last_search_query;