(Bloomberg) -- Houthi attacks on merchant shipping in the Red Sea continue to menace global trade, threatening food supplies and delaying oil deliveries to Europe as tankers switch routes to travel the longer way around Africa. Even so, crude futures remain subdued as are charter rates to at least one destination. Meanwhile, a price slump deepens for minerals critical to electric-vehicle batteries just as Tesla Inc. is poised to report quarterly earnings, shedding light on EV adoption. Agricultu