we've been using List Category Posts to display different category posts on one page and it was working great until recently when the thumbnail images disappear. The 'thumbnail=yes' option is there. We can't figure out how to get the thumbnail images to appear again. Any help is greatly appreciated.
Here's the page: www.tomorrowsyouth.org/programs/international-internships/tyo-intern-alumni/
We're using Version 0.22.3