On today's podcast:      

1) President Donald Trump’s tariff strategy has been thrown into turmoil after a US court issued a rare rebuke blocking many of the import taxes he has threatened and imposed on other countries.  

2) Nvidia Corp. Chief Executive Officer Jensen Huang soothed investor fears about a China slowdown by delivering a solid sales forecast, saying that the AI computing market is still poised for “exponential growth.”  

3) China blasted the Trump administration’s move to revoke the visas of Chinese students in the US, underscoring the fragility of a recent steadying of ties between the world’s largest economies.