Just recently embedded tweets containing images stop resizing responsively - at least on iOS.
Here’s our url:
On desktop you can reduce the width of the window to 320px and the tweet will resize down correctly. However, on iOS the image remains at its fullsize. Upon inspection the iframe has resized itself to the correct size:
but the image inside the iframe has not:

I’m wondering if there’s something I’m missing or if others are having the same issue?
Thanks,
Graham