Donald Trump has railed against what he calls "chain migration" for years - which is a little awkward, considering it's the reason his own in-laws were able to become U.S. citizens.
About All In with Chris Hayes
Each night, Chris Hayes partakes in lively conversations and debates with his guests. Hayes covers not only the biggest news stories of the day, but also the issues that are personally important to him including social justice and the environment. See More
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