Texas' new immigration law is in court Monday. What's happened so far?

A long day is expected in San Antonio on Monday as U.S. District Judge Orlando Garcia hears a lawsuit over Texas' controversial new immigration enforcement law. Expect more fireworks as the day continues.

San Antonio Archbishop Gustavo Garcia-Siller speaks to protesters in front of the federal courthouse where U.S. District Judge Orlando Garcia is hearing arguments against Senate Bill 4, the so-called sanctuary cities law, on June 26, 2017.

A long day is expected in San Antonio on Monday as U.S. District Judge Orlando Garcia hears a lawsuit over Texas' controversial new immigration enforcement law. The measure, known as Senate Bill 4 or the "sanctuary cities" ban, has drawn fierce opposition in recent weeks as lawsuits and press conferences have piled up. Expect more fireworks as the day continues, and follow Texas Tribune reporters Julián Aguilar and Alana Rocha for updates.

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