Cash reserves at the biggest companies in the country are at their highest levels in 40 years. They aren't spending because they're still nervous about the economy and they can't find anything to invest in. Jeremy Hobson reports.

French pharmaceutical company Sanofi-Aventis is buying Chattem Incorporated, which produces Selsun Blue and Gold Bond products. Bill Radke talks with Les Funtleyder of Miller Tabak + Co. about the nearly $2 billion deal.

ExxonMobil will buy XTO Energy is a stock deal worth $41 billion. Sarah Gardner reports the corporate takeover signals a shift away form oil and coal.

Exxon Mobil is buying American firm XTO Energy in an all-stock deal worth $31 billion, with XTO's position on natural gas being the pull. Bill Radke explores the deal with trader Phil Flynn of PFG BEST in Chicago.

Apple is buying music content provider Lala. CNET.com's Erica Ogg talks with Kai Ryssdal about some of the possible reasons why Apple is buying the company.

Much has been written and said about Comcast's plan to buy a controlling chunk of NBC Universal from General Electric and what it will mean for NBC. But what about the impact on GE? Jeremy Hobson has that story.

Comcast will pay just under $14 billion for a majority share of NBC Universal. New York bureau chief Amy Scott talks about the deal with Steve Chiotakis.

A lot of charities have had to get together to survive. Kai Ryssdal has the story of two AIDS support groups that have joined forces.

Packaged food giant Pinnacle Brands is getting ready to buy Birds Eye Foods, the biggest frozen vegetable producer in the U.S., for more than $1.3 billion. Steve Chiotakis gets more details from Alisa Roth.

Hershey and Italian sweet producer Ferrero are in talks with banks to beat Kraft to a deal for British chocolate maker Cadbury. Christopher Werth explores why this partnership may make a lot more sense.