Cause passing a string to generator.throw() to raise a deprecation warning.
diff --git a/Misc/NEWS b/Misc/NEWS
index 214611b..24b29eb 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -12,6 +12,9 @@
 Core and builtins
 -----------------
 
+- Issue #1147: Generators were not raising a DeprecationWarning when a string
+  was passed into throw().
+
 - Patch #1031213: Decode source line in SyntaxErrors back to its original source
   encoding.