Oil Back Above $100: Why Energy Inflation Could Keep Rates High

Oil just jumped back above $100, with Brent hitting its highest settlement since April after Houthi attacks in Saudi Arabia. But the real risk isn't the gas pump. It's what a sustained energy shock does to inflation expectations, and what the Fed might do about it. Here's how a barrel of crude reaches your borrowing costs, and what to watch when the Fed decides on October 28.