After a stunning ascent, Zohran Mamdani is the youngest mayor of New York in more than a century. Mamdani is a fierce critic of Donald Trump, and Trump had endorsed an alternative candidate. But New York wasn't the only anti-Trump election result; Democratic governors were elected in New Jersey and Virginia, and Californian voters approved a measure designed to bolster the number of Democrats in the House. What do all of these results mean for Donald Trump's second presidency?

• Guest: Bruce Shapiro, Contributing Editor at The Nation and Executive Director of the Global Center for Journalism and Trauma