Update overview.py

overview.py

@@ -228,6 +228,7 @@ def overview():
             data_processing_overview,
             data_processing_overview2,
             data_processing_overview3,
+            Img(src="images/pipeline.png"),
             data_processing_image_desc,
             H2("Combining the Best of Web and Curated Sources"),
             H3("Why combine the web and highly curated sources? Isn't the web-only data enough?"),