Now that support has become explicit, shareholders must be worried about the price they will have to pay.

ECONOMIST: Freddie Mac and Fannie Mae

It is Microsoft that must be worried about where it is heading because what lies between the two ears really matters.

FORBES: The Secret of Microsoft's Success (And Some Lessons For Apple)

AOL. The other big media companies must be worried.

ECONOMIST: The net gets real | The

But some people are getting repeated calls, and there must be quite a few who are worried enough to fall for the scam.

BBC: A phone call for Mr Sellan

The FDA comes up with another safety question that must be resolved, the same way it got worried about the long-acting diabetes drug Bydureon.

FORBES: The Bull Case For MannKind's Insulin Inhaler

When David called me up and invited me to coffee, I felt a rush of gratitude, worried, as every laid off journalist must be, that the world was quickly forgetting me.

FORBES: My Invisible Cameo in 'Page One: Inside The New York Times'

The union is worried at the way the Children Act is being interpreted by child protection agencies - that children must be believed.

BBC: Call for redress for innocent teachers