In the News: Royal Wedding Fever and more

The world watches Prince William and Kate Middleton — now the Duke and Duchess of Cambridge — as the Royal Wedding dominates TV and the web (esp. Google) today, breaking live streaming records. Alexander McQueen's Sarah Burton won the derby as designer of the wedding dress, which Kate helped design and was inspired by Grace Kelly. The event (being rebroadcast on YouTube's Royal channel) also shines a spotlight on the UK — and the British monarchy and its challenges.

Berkshire Hathaway tries to distance itself from former exec David Sokol as the company’s annual meeting nears on Saturday.

Caterpillar boosts forecasts on strength in developing countries.

Discovery Communications posts solid gains.

Dunkin’ Donuts rides product innovation and differentiated marketing to strong first-quarter results.

Exxon and Shell profits soar on higher oil prices.

Groupon enlisted in Ohio tourism promotion.

Lenovo aims new brand campaign at Apple-lovers in China.

Microsoft relies on games-system sales for growth.

Samsung escalates fight with Apple.

Sony PlayStation network users worry about hacked credit card info.

Sprite and the NBA continue their marketing partnership.

Starbucks eyes China growth.

Televisa settles inheritance dispute.

Twitter experiments with new text ads.

US Feds propose guidelines for marketing food to kids.

US economic growth rate slowed to 1.8% in the first quarter.

& Cam Newton, the Auburn quarterback and Heisman Trophy winner last fall, was picked by the Carolina Panthers as the first selection in the National Football League draft.

& Mike Huckabee may bow out of the Republican presidential sweepstakes.