NEWS entry for r73918.
diff --git a/Misc/NEWS b/Misc/NEWS
index 7cc3f36..e241032 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -38,6 +38,9 @@
 Library
 -------
 
+- Issue #6323: The pdb debugger did not exit when running a script with a
+  syntax error.
+
 - Issue #3392: The subprocess communicate() method no longer fails in select()
   when file descriptors are large; communicate() now uses poll() when possible.