UAE Cuts Off Iran, Treasury Steps In, and Moderna's Cancer Vaccine Shocker

The UAE severs trade with Iran after a missile strike, sending oil and safe-haven flows into motion, while the U.S. Treasury doubles debt buybacks to calm a jittery bond market. Plus: Moderna and Merck's melanoma vaccine data sends the stock soaring, Google eyes a $12.2 billion stake in Marvell's custom chips, and India's central bank signals hikes are coming. In this episode: • UAE severs trade with Iran after reported missile strike — https://www.cnbc.com/2026/08/19/us-iran-war-trump-hormuz.html • Treasury doubles debt buybacks as Bessent moves to steady bond market — https://www.cnbc.com/2026/08/19/treasury-announces-upscaled-buyback-operation-for-longer-term-debt-sending-yields-lower.html • Moderna, Merck cancer vaccine shows promise in late-stage trial; Moderna stock soars 90% — https://www.cnbc.com/2026/08/19/moderna-merck-cancer-vaccine-shows-initial-late-stage-melanoma-data.html • Marvell gives Google option to buy $12.2 billion stake in custom chip deal — https://finance.yahoo.com/technology/articles/marvell-grants-google-12-2-123812695.html • India rate panel signals impending hikes, eyes inflation path to gauge timing — https://finance.yahoo.com/economy/policy/articles/india-rate-panel-signals-impending-122914248.html