A single diagonal step on a map sparks a legal war with huge consequences.

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How Jane Jacob's urbanism dreams came to life on the most beloved kids' TV block.

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This is the fourth episode of our ongoing series breaking down the U.S. Constitution.

This month, Roman and Elizabeth turn to Article Two, which establishes the executive branch, alongside former Secretary of Homeland Security Janet Napolitano. Elizabeth also explains why Trump administration’s attacks on Venezuelan boats defy even the broadest interpretation of the president's war powers.

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