Display Latest Post - Within Blog Folder Only

Display Latest Post Within Blog Folder Only. Allows user to create additional pages and it not appear in latest posts.

layouts/partials/blog.html

             {{"<!-- /section title -->" | safeHTML}}
 
             <div class="clearfix">
-                {{ range .Data.Pages }}
+                {{ range .Data.Pages "Section" "blog" }}
                 {{"<!-- single blog post -->" | safeHTML}}
                 <article class="col-md-4 col-sm-6 col-xs-12 clearfix wow fadeInUp" data-wow-duration="500ms">
                     <div class="post-block">