Countdown to The Fed, a Facebook freeze and a red-hot Snowflake

<p>The Fed is set to announce its decision on interest rates, wrapping up its final meeting before the election. We look at the market-moving comments investors need to watch for.</p><p>Plus, dozens of celebrities are freezing their Instagram accounts as part of a one-day boycott. We explore the movement behind the social media protest in Rapid Fire. </p><p>And, data startup Snowflake soars at its public debut, with shares even halted temporarily amid a rush of buying. We discuss whether there’s too much froth in piping-hot software IPOs. </p>