A very short tweet thread by one of the reporters...
Scoop: Joe Biden to join UAW workers in Michigan on Tuesday, in likely one of the most significant pro-union displays ever by a sitting US president amid a contract dispute, sources say
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The fact that Biden is going out to Michigan to support UAW workers is significant. But we don't know exactly where yet he'll be
The rail workers could have stopped the flow of people and capital across the country. UAW can only hamper car production. The former is a larger threat, so with UAW he can win some political points without pissing off all the donors