Wall St indexes extend decline after Trump slaps tariffs on Japan, South Korea

(Reuters) - Wall Street's main indexes extended their fall on Monday after U.S. President Donald Trump said he would impose a 25% tariff on goods from Japan and South Korea, starting on Aug. 1.

At 12:26 p.m., the Dow Jones Industrial Average fell 456.55 points, or 1.02%, to 44,369.96, the S&P 500 lost 53.47 points, or 0.86%, to 6,225.58 and the Nasdaq Composite lost 187.70 points, or 0.88%, to 20,413.28.