Donald Trump presses Xi Jinping on fentanyl precursors ahead of Washington summit

US President Donald Trump has urged Beijing to take “more aggressive action” to curb the export of drug precursor chemicals, days ahead of his planned summit with Chinese President Xi Jinping.

It also comes a week after security agencies from the two countries hailed progress in bilateral cooperation on counternarcotics law enforcement.

On Wednesday, while releasing the latest annual list of designated major source or transit countries for illicit drugs affecting the United States, the White...