Psalm 73 A Teaching by Billye Brim and Gloria Copeland
Here is a link I hope it works:
http://www.kcm.org/media/webcast/gloria-copeland-and-billye-brim/120416-why-do-the-wicked-prosper-the-place-of-understanding

If you can't access it through the link then find it at KCM.org