Have you set your podcast image in Feedburner with Feedburner's "Feed Image Burner" tool - or in some other way?
http://tipsforrunningpodcasters.blogspot.com/2009/01/how-to-add-or-update-your-podcast-image.html
Have you set your podcast image in Feedburner with Feedburner's "Feed Image Burner" tool - or in some other way?
http://tipsforrunningpodcasters.blogspot.com/2009/01/how-to-add-or-update-your-podcast-image.html