Bing has finally added AMP to the news section of the search results. So now, if you site comes up in Bing search news and if it is AMP and if you are in the United States searching, you may see the AMP lightening bolt next to those stories and when you click on the story, you will get served the AMP version.
We thought it would come sooner but now it is here. Google made this switch over two years ago but Bing is a bit slower to adopt these things. Some were hoping that Bing would hold out and not adopt AMP. But I guess that is not true.
Here is a screen shot of this site showing up in Bing with the AMP logo:
Notice how just the "news" section has the AMP version but the main web search result does not. That is by design right now.
When you click on the story, it loads the AMP version with a link to the main canonical version:
There is a lot of other coverage on this at Techmeme.
Forum discussion at Twitter.