When you navigate to the Communications section, you will see a list of each announcement posted by Sponsors and CROs. Click an announcement to expand it and reveal its details. If a document or video is attached to the announcement, a thumbnail of the file displays as well. Click the thumbnail to open it in the document viewer.
If it is a long list of announcements, scroll to the bottom of the list and click Show More to display additional announcements. You can also use the Search field at the top of the section to search for an announcement.