US stock market volatility surged as US-Canada trade tensions rattled investors. The Dow Jones dipped 0.3%, while the S&P 500 fell 0.3%, reversing earlier gains. Despite a 3.1% rise in core CPI, marking its lowest increase since April 2021,

The selloff on Tuesday extended a days-long market decline touched off by U.S. tariffs imposed last week on Canada, Mexico and China, some of which were delayed.