And it's back again (repeat of bugs #976805, #979651 and #995015):

>     <?xml version="1.0" encoding="UTF-8"?><rss version="2.0"
> 	xmlns:content="http://purl.org/rss/1.0/modules/content/"
> 	xmlns:wfw="http://wellformedweb.org/CommentAPI/"
> 	xmlns:dc="http://purl.org/dc/elements/1.1/"
> 	xmlns:atom="http://www.w3.org/2005/Atom"
> 	xmlns:sy="http://purl.org/rss/1.0/modules/syndication/"
> 	xmlns:slash="http://purl.org/rss/1.0/modules/slash/"
> 	>
> 
> <channel>
> 	<title>openSUSE News</title>
> 	<atom:link href="https://news.opensuse.org/feed/" rel="self" type="application/rss+xml" />
> 	<link>https://news.opensuse.org</link>
> 	<description>The latest news from the openSUSE project</description>
> 	<lastBuildDate>Thu, 08 Dec 2016 09:45:07 +0000</lastBuildDate>

---

Currently does not validate on W3C Feed Validator:
https://validator.w3.org/feed/check.cgi?url=https%3A%2F%2Fnews.opensuse.org%2Ffeed%2F

> This feed does not validate.
> 
>    line 1, column 1: Blank line before XML declaration [help]
>
>            <?xml version="1.0" encoding="UTF-8"?><rss version="2.0"