We've also got a look at Redfin and Zillow, and what lower interest rates could mean for the industry.In this podcast, Motley Fool analyst Jason Moser and host Ricky Mulvey discuss:The subpoena that instigated Nvidia's sell-off.A record amount of share repurchases by corporations.Earnings from Dick's Sporting Goods and Dollar Tree.Motley Fool contributor Matt Frankel joins Ricky to take a look at real estate brokerages Redfin and Zillow, and discuss what lower interest rates mean for the industry.To catch f ...