Add optional *func* argument to itertools.accumulate().
diff --git a/Misc/NEWS b/Misc/NEWS
index 0c0e136..0341dd6 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -89,6 +89,9 @@
 
 - Issue #11696: Fix ID generation in msilib.
 
+- itertools.accumulate now supports an optional *func* argument for
+  a user-supplied binary function.
+
 - Issue #11692: Remove unnecessary demo functions in subprocess module.
 
 - Issue #9696: Fix exception incorrectly raised by xdrlib.Packer.pack_int when