Add itertools.accumulate().
diff --git a/Misc/NEWS b/Misc/NEWS
index 7d77b20..494087c 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -46,6 +46,8 @@
 Library
 -------
 
+- Added itertools.accumulate().
+
 - Issue #4113: Added custom ``__repr__`` method to ``functools.partial``.
   Original patch by Daniel Urban.