A123 Systems hit with recall of batteries for electric cars.

Apple plans to make greater investment in China as CEO Tim Cook meets with Chinese officials.

AT&T and Verizon threatened by freebie services fueled by Clearwire.

BMW tabs 1.3 million cars in massive recall.

Chipotle recycles old billboards for Earth Day.

Coca-Cola supports Michigan tourism campaign.

Corona evolves beach campaign.

Enterprise Products and Enbridge plan rival pipelines to Keystone XL.

Google warms to advertising its new services.Continue reading...

* SABMiller and Asahi are eyeing Fosters (sending shares higher), but no formal bids have been placed.

* Morgan Stanley is the first Wall Street firm to offer research-on-the-go via Apple's app store.

* PepsiCo tries to rekindle demand for its Pepsi Max low-calorie brand.

* Tesco tests UK's first drive-through supermarket.

* UBS features astronaut Neil Armstrong, starchitect Zaha Hadid and fast cars in new advertising campaign.

* HP is hoping to outbid Dell for 3Par with today's $1.3 billion bid.

* HSBC is in talks for a $6.8 billion majority stake in South Africa's Nedbank.Continue reading...