由于贸易政策的不确定性，美国股市周二收盘下跌。标准普尔500指数在早些时候下跌1.5%后下跌0.7%，道琼斯指数下跌450多点，纳斯达克100指数下跌0.2%。特朗普表示，在安大略省省长道格·福特和美国商务部长霍华德·卢特尼克周四举行会议并宣布暂停该省的电力出口附加费后，他正在重新考虑将加拿大钢铁和铝关税提高一倍至50%的计划。航空公司受到重创，达美航空因美国需求疲软而大幅下调盈利预期，下跌7%，而迪士尼和Airbnb各下跌5%。投资者现在关注周三的CPI报告，以了解进一步的市场方向。投资者现在期待周三的CPI报告，以了解进一步的市场方向。

US stocks closed lower on Tuesday, amid trade policy uncertainty. The S&P 500 lost 0.7%, following a 1.5% drop earlier, while the Dow declined by over 450 points and the Nasdaq 100 fell 0.2%. Trump indicated he was reconsidering plans to double tariffs on Canadian steel and aluminum to 50%, following a meeting announcement between Ontario Premier Doug Ford and US Commerce Secretary Howard Lutnick on Thursday, along with the suspension of the province's electricity export surcharge. Airlines were hit hard, with Delta falling 7% after slashing its earnings forecast due to weaker US demand, while Disney and Airbnb dropped 5% each. Investors are now focused on Wednesday’s CPI report for further market direction. Investors now look ahead to Wednesday’s CPI report for further market direction.