San Antonio Mayor Julian Castro, whom The New York Times Magazine dubbed “the post-Hispanic Hispanic politician,” continues to enjoy his recent spate of national media attention. He stopped by Comedy Central host Stephen Colbert’s show Tuesday night to talk about Arizona’s controversial immigration law.

“You are certainly a young, spry thing,” Colbert said to the 35-year-old Castro. (He even asks to check the mayor’s driver’s license.) Check out the five-minute clip:

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