NEW YORK: US President Donald Trump has extended a key US shipping waiver by 90 days to help maintain fuel and fertiliser supply chains that have come under acute strain from the Gulf crisis, providing temporary relief that allows shipments of these essential commodities to move more efficiently through disrupted maritime corridors. The waiver extension came the same weekend that Trump spoke with UK Prime Minister Keir Starmer about the urgent need to reopen the Strait of Hormuz — reflecting the dual-track approach the administration is pursuing of maintaining military pressure on Iran while simultaneously providing commercial logistics relief . . .