The following video is from Monday's Investor Beat, in which host Alison Southwick and Motley Fool analysts Lyons George and Taylor Muckerman dissect the hardest-hitting investing stories of the day. (NASDAQ:AMZN) announced a new partnership with the U.S. Postal Service to provide online shoppers with Sunday delivery. In the lead story from Investor Beat, Lyons and Taylor discuss whether it's a smart move and why Amazon didn't choose UPS (NYSE:UPS) or FedEx (NYSE:FDX).

Alison Southwick, Lyons George, and Taylor Muckerman have no position in any stocks mentioned. The Motley Fool recommends, FedEx, and UPS and owns shares of Try any of our Foolish newsletter services free for 30 days. We Fools don't all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.