diff --git a/docs/README.md b/docs/README.md
index 98fe46e403..f055ea32b5 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -2,4 +2,4 @@ Contributor documentation
 =========================
 
 The primary audience for documentation in this folder is contributors to ASP.NET Core.
-If you are looking for documentation on to *use* ASP.NET Core, go to <https://docs.asp.net>.
+If you are looking for documentation on how to *use* ASP.NET Core, go to <https://docs.asp.net>.
diff --git a/src/Hosting/Hosting/src/WebHostBuilder.cs b/src/Hosting/Hosting/src/WebHostBuilder.cs
index 8c104068d6..f076c91bc4 100644
--- a/src/Hosting/Hosting/src/WebHostBuilder.cs
+++ b/src/Hosting/Hosting/src/WebHostBuilder.cs
@@ -186,8 +186,8 @@ namespace Microsoft.AspNetCore.Hosting
             }
             catch
             {
-                // Dispose the host if there's a failure to initialize, this should clean up
-                // will dispose services that were constructed until the exception was thrown
+                // Dispose the host if there's a failure to initialize, this should dispose
+                // services that were constructed until the exception was thrown
                 host.Dispose();
                 throw;
             }
diff --git a/src/Http/WebUtilities/src/HttpResponseStreamWriter.cs b/src/Http/WebUtilities/src/HttpResponseStreamWriter.cs
index 9e0bf57c92..c5bcdd0aa3 100644
--- a/src/Http/WebUtilities/src/HttpResponseStreamWriter.cs
+++ b/src/Http/WebUtilities/src/HttpResponseStreamWriter.cs
@@ -210,7 +210,7 @@ namespace Microsoft.AspNetCore.WebUtilities
         private async Task WriteAsyncAwaited(char[] values, int index, int count)
         {
             Debug.Assert(count > 0);
-            Debug.Assert(_charBufferSize - _charBufferCount > count);
+            Debug.Assert(_charBufferSize - _charBufferCount < count);
 
             while (count > 0)
             {
@@ -220,7 +220,6 @@ namespace Microsoft.AspNetCore.WebUtilities
                 }
 
                 CopyToCharBuffer(values, ref index, ref count);
-                Debug.Assert(count == 0);
             }
         }
 
diff --git a/src/Identity/README.md b/src/Identity/README.md
index 2d659ad4da..14d2f1eb03 100644
--- a/src/Identity/README.md
+++ b/src/Identity/README.md
@@ -29,3 +29,4 @@ The previous versions of Identity for MVC5 and lower, previously available on Co
  * [ASP.NET Identity Firebase Provider](https://github.com/aguacongas/Identity.Firebase)
  * [ASP.NET Identity Redis Provider](https://github.com/aguacongas/Identity.Redis)
  * [ASP.NET Identity DocumentDB](https://github.com/FelschR/AspNetCore.Identity.DocumentDB)
+ * [ASP.NET Identity Amazon Cognito Provider](https://github.com/aws/aws-aspnet-cognito-identity-provider)