A sudden security shock in the Middle East Gulf is forcing carriers into risk-driven reroutes and port standstills, once again testing the resilience of global shipping LEADING container shipping carriers have halted vessel transits through the Strait of Hormuz and rerouted vessels away from the Suez Canal after the US and Israel launched a pre-emptive attack against Iran, plunging the region's key maritime chokepoi... [6032 chars]