Seems like you’d want to splurge on actual em-dashes for such an important tweet...
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RT @[email protected]
The core values of this nation… our standing in the world… our very democracy...everything that has made America -- America --is at stake. That’s why today I’m announcing my candidacy for President of the United States. #Joe2020 https://www.youtube.com/watch?v=VbOU2fTg6cI
https://twitter.com/JoeBiden/status/1121353260231688192