Issue #14653: email.utils.mktime_tz() no longer relies on system
mktime() when timezone offest is supplied.
diff --git a/Misc/NEWS b/Misc/NEWS
index 4ce3e21..db28db1 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -70,6 +70,9 @@
 Library
 -------
 
+- Issue #14653: email.utils.mktime_tz() no longer relies on system
+  mktime() when timezone offest is supplied.
+
 - Issue #15101: Make pool finalizer avoid joining current thread.
 
 - Issue #15054: A bug in tokenize.tokenize that caused string literals