Issue #5219: Prevent event handler cascade in IDLE.
Patch by Roger Serwy.
diff --git a/Misc/NEWS b/Misc/NEWS
index 295a425..eea3a17 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -22,6 +22,8 @@
 Library
 -------
 
+- Issue #5219: Prevent event handler cascade in IDLE.
+
 - Issue #14184: Increase the default stack size for secondary threads on
   Mac OS X to avoid interpreter crashes when using threads on 10.7.