Welcome to Market Catalyst. I'm Julie Hyman. We are 30 minutes into the US trading day.Let's get to the three market catalyst we're watching this hour. First up, Palunteer weighing on stocks as concerns rise over sky-high valuations. We'll dig into those results ahead. Plus, we'll hone in on Uber and Spotify as those companies report results.And we'll hear from Fed Governor Austin Goulby as he cast doubt on the odds of a December rate cut. Taking a look at the major averages here, we definitely have a risko ...