Sweeping US tariffs across the globe have pushed the US market down more than 3% after hours. Big tech stocks are plummeting, with Apple falling 7%, Amazon more than 6%. Australian beef exporters Elders, Australian Agricultural may suffer from US beef tariffs, with shares dropping at open. @JessicaDAmir says to expect widespread 'carnage' from higher US tariffs, especially the extra 34% on China announced today.

Stocks mentioned: Nvidia, Apple, Australian Agricultural Co, Elders