A panel rejected a lower court’s finding that it was most likely illegal for President Trump to use state troops to protect immigration agents from protests.

© Alex Welsh for The New York Times

A three-judge panel sounded skeptical of California’s arguments that President Trump should return control of National Guard troops to the state.

© Gabriela Bhaskar/The New York Times

The state’s attorney general argued that local law enforcement had been capable of handling the situation and could have requested support from state partners had it been necessary.

© Philip Cheung for The New York Times