Vendors sell food in front of a board showing currency exchange rates of the Mexican peso against the US dollar in Mexico City, on January 21, 2025. Mexican President Claudia Sheinbaum called Tuesday for "cool heads" to prevail in the face of US President Donald Trump's announcement of severe new restrictions on migration, among other policy changes. She also downplayed his renewed threat to impose blanket 25 percent tariffs on imports from Mexico and Canada over what he called their failure to stop illegal immigration and drug trafficking into the United States. (Photo by Luis Cortes / AFP) (Photo by LUIS CORTES/AFP via Getty Images)