Claudia Sheinbaum has twice persuaded Trump to postpone tariffs. The low-key scientist’s success is helping her step out of her predecessor’s shadow.

Mexican President Claudia Sheinbaum told cheering crowds Sunday that she is confident that her country has headed off the threat of US tariffs for now. Citing US figures, Shenbaum told the crowd that -- thanks to seizures made in Mexico -- the amount of fentanyl into the United States across the countries' 1,