diff --git a/Misc/ACKS b/Misc/ACKS
index 9e662f6..4500d1a 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -1067,6 +1067,7 @@
 Frank J. Tobin
 R Lindsay Todd
 Bennett Todd
+Eugene Toder
 Erik Tollerud
 Matias Torchinsky
 Sandro Tosi
diff --git a/Misc/NEWS b/Misc/NEWS
index 3c9f382..5152c03 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -10,6 +10,10 @@
 Core and Builtins
 -----------------
 
+- Issue #16602: When a weakref's target was part of a long deallocation
+  chain, the object could remain reachable through its weakref even though
+  its refcount had dropped to zero.
+
 - Issue #16416: On Mac OS X, operating system data are now always
   encoded/decoded to/from UTF-8/surrogateescape, instead of the locale encoding
   (which may be ASCII if no locale environment variable is set), to avoid