Trump wants to prevent migrants from seeking asylum after crossing Mexico as part of a major crackdown at the border

Donald Trump's administration has taken steps to formally put an end to the asylum protections of Central American migrants arriving at the US-Mexico border.

The US Department of Justice on Monday issued a new rule in the Federal Register that would prohibit migrants from passing through another country to arrive in that country.

The rule seemed poised to provoke a long legal battle between the Trump administration and the immigrant rights groups.

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