President Donald Trump said that credit-card lenders would be “in violation of the law” if they don’t heed his call to cap interest rates at 10% for one year.Trump, speaking Sunday to reporters on Air Force One as he returned to Washington from Florida,

U.S. President Donald Trump said on Friday he was calling for a one-year cap on credit card interest rates at 10% starting on January 20, but he did not provide details on how his plan will come to fr...