In the News: DirecTV, Disney, Oprah, WikiLeaks

AT&T invests in 4G spectrum.

Best Buy tests sales of health and fitness products.

BMW and Daimler experiment with upscale rent-by-the-ride in Europe.

CNN’s new chief dives in as Larry King goes out on top.

DirecTV pioneers "addressable" targeted TV commercials amid privacy concerns; settles fraud complaints; and rebrands three regional sports channels to ROOT Sports.

Dish Network ventures into 3D TV.

Disney tops weekend box office with Tron: Legacy and tests new DVD release strategy.

Honda's Acura seeks its luxury identity.

Google endures rocky start for its TV venture.

Macy’s, Target and Toys R Us boast some of the best holiday ads by retailers.

NFL dominates TV ratings.

Oprah Winfrey's OWN Network debut on Jan. 1 may be her riskiest bet yet.

Sony increases marketing spend in India by 40%.

Uniqlo makes global push.

Walgreens reaches out with flu shots for the disadvantaged.

WikiLeaks founder Julian Assange sees tables turned.

And Simon Cowell is bidding for “world domination.”