President Trump is ramping up his threats to send the National Guard into cities across the U.S., even after a federal judge ruled against his use of troops in Los Angeles.

On Tuesday, a federal judge in San Francisco found that Trump's deployment of National Guard troops to L.A. in June — to respond to protests against immigration raids — violated the Posse Comitatus Act , which limits the use of the military for domestic law enforcement purposes.

The ruling, which the Trump administration can appeal, only applies in California.

And it has not stopped Trump from discussing the potential deployment of troops into Chicago, Baltimore and New Orleans for public safety purposes — despite data showing crime is down in those cities and considerable opposition from elected officials there.

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