That's odd. Mind sharing a screenshot of the desired thumbnail and the video URL for us to take a look? Thanks.
Hmm, We've just checked and can confirm that the desired thumbnail appears across all devices. This might've been a latency issue. Let us know if it's otherwise on your end.
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This Tweet is unavailable.
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Yikes! Could you try clearing your browser's cache and cookies to see if that makes a difference? Here's how: https://goo.gl/dwzcyo . Let us know if this helps.
End of conversation
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