diff --git a/src/static/js/app.js b/src/static/js/app.js
index 4bb0395..460380f 100644
--- a/src/static/js/app.js
+++ b/src/static/js/app.js
@@ -661,6 +661,14 @@ const App = {
             UI.hideProgress();
         }
 
+// Alte Inhalte sofort leeren um Flackern beim Wechsel zu vermeiden
+        var el;
+        el = document.getElementById("incident-title"); if (el) el.textContent = "";
+        el = document.getElementById("summary-text"); if (el) el.innerHTML = "";
+        el = document.getElementById("factcheck-filters"); if (el) el.innerHTML = "";
+        el = document.getElementById("factcheck-list"); if (el) el.innerHTML = "";
+        el = document.getElementById("source-overview-content"); if (el) el.innerHTML = "";
+        el = document.getElementById("timeline-entries"); if (el) el.innerHTML = "";
         await this.loadIncidentDetail(id);
 
         // Scroll-Sperre nach 3 Frames aufheben (nach allen doppelten rAF-Callbacks)