Here is a GIF of what I think is a new form of snippet feature in the Google News mobile search results. You can see how under the snippet, there is a link to expand to show “related coverage.” When you click on it, it expands and shows more stories in a carousel interface.
These screen shots were provided by Ankit Srivastava on Twitter:

I don’t believe I have seen this interface in the Google News search results before but I don’t use Google News search on my mobile phone a ton.
Forum discussion at Twitter.

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