The Strait of Hormuz, a critical passage in many global supply chains, is basically shut down as fighting continues in the region. All this has throttled shipments of oil and gas, but supply chains for other goods — like helium and aluminum — are being detrimentally affected, too. This morning, we'll dig into which regions are being hit hardest by the disruptions. Plus, another partial government shutdown means more pain for TSA screeners and passengers.