Add a Misc/NEWS entry.

ericsnowcurrently · ericsnowcurrently · commit acc270b2c2b1 · 2017-09-14T17:09:43.000Z
diff --git a/Misc/NEWS.d/next/Core and Builtins/2017-09-04-10-46-09.bpo-28411.IU9rQL.rst b/Misc/NEWS.d/next/Core and Builtins/2017-09-04-10-46-09.bpo-28411.IU9rQL.rst
@@ -0,0 +1,3 @@
+``PyInterpreterState`` has a "modules" field that is copied into
+``sys.modules`` during interpreter startup.  We restructure code
+to better isolate sys.modules, to make it easier to sync them up.

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	+``PyInterpreterState`` has a "modules" field that is copied into
	`2`	+``sys.modules`` during interpreter startup. We restructure code
	`3`	`+to better isolate sys.modules, to make it easier to sync them up.`