Add bug number to NEWS entry.
diff --git a/Misc/NEWS b/Misc/NEWS
index 9af61e1..9b5740b 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -363,7 +363,8 @@
 Library
 -------
 
-- The names of lambda functions are now properly displayed in pydoc.
+- Bug #1432260: The names of lambda functions are now properly displayed
+  in pydoc.
 
 - Patch #1412872: zipfile now sets the creator system to 3 (Unix)
   unless the system is Win32.