1. Click "Email" in the top menu.
2. Select the desired soliciation from the menu. If you have a lot of solicitations, you can always search using the name or description of the solicitation you are looking for.
3. Open the solicitation.
4. Click the "Basics" tab on the left menu
5. Now you can see all information related to the status of the solicitation: Sends, Opens, Bounces, etc