>>>>> In <b4mhcvo3i66.fsf@jpl.org> Katsumi Yamaoka wrote:

> Could you let me know the url you subscribe to for the nnrss:eltiempo
> group?

I found that the url is <http://www.eltiempo.com/rss.xml>.  Is
it right?  Though the article in question seems to have been
expired unfortunately.

> I'd like to trace what Emacs 23 does, because I suspect Gnus breaks
> the xml contents due to the unexpected unibyte-multibyte conversion
> with Emacs 23.

Although I've never had the problem so far, the patch attached
below might do the trick if my guess hits.

> BTW, the following workaround might help temporarily.

> (defadvice mm-find-mime-charset-region (after delete-nil-elements activate)

Please don't use this workaround if you are going to try the
patch at the time when you encounter a similar problem.