The following video is from Tuesday's Investor Beat,  in which host Chris Hill and analysts Jason Moser and Matt Koppenheffer dissect the hardest-hitting investing stories of the day.

Kroger buys Harris Teeter for $2.5 billion, but is it a smart bet? With only 200 locations, Harris Teeter expands Kroger's store count by only 10%. In our lead story on Investor Beat, Jason and Matt discuss the positives for Kroger as well as the danger of occupying the "middle space" of the industry.

Also, as we head into earnings season, our analysts look at Alcoa's mixed report, Barnes & Noble's need for a new CEO, IBM's latest downgrade, and a lowered forecast for Intuitive Surgical. Finally, our guys close out with three stocks they'll be watching in the earnings week ahead.