In the News: Amazon, F1, Tesco & more

Amazon girds for hacktivists attack today as WikiLeaks cyberwar rattles prospective targets.

Apple's iPad makes inroads with medical companies.

Borders’ bid for Barnes & Noble raises questions about future of book retailing.

Crayola expands from crayons to digital.

Dean Foods faces challenges to dairy empire.

Dr Pepper Snapple expands Sun Drop soda.

F1 moves to greener engines to gooses sponsorships.

Facebook CEO Mark Zuckerberg (re-sued by the Winklevoss twins) and 15 other tycoons pledge to donate majority of wealth.

Google's China hassles don't dampen enthusiasm.

HMV plots turnaroud following grim financial earnings.

Holiday Inn spiffs up.

Morgan Stanley aims to rein in executive pay.

NetSuite reorganizes around industry verticals.

P&G sees opportunity with Tide Dry Cleaners.

Salesforce.com viewed as "making deals, slinging mud" (at Microsoft), releases free version of Chatter.

Tesco, the UK's most-searched food/drink keyword, sees Christmas clubcard promotion crash website.

Yum! Brands details restaurant growth targets worldwide, including China.

Zynga notches more than 45 million active daily users.

& Sarah Palin makes the cover of TIME as the magazine tries to figure out her intentions.