These days, some officials even worry that the Government is doing too much.

But officials worried that the real test was yet to come.

But many officials worry about the implications that such standards would have on local control of public schools.

Instead of seeing a peace settlement, many officials now worry about an increase in the fighting.

Many officials worry, they say, that the best days of the Obama presidency are behind them.

"This is the exactly the kind of scenario" that federal officials worry about, he said in an interview.

But other officials worried that the cost would undermine its goals.

Senior officials in Brussels worried that time was running out.

Local officials worry not just about spreading drug violence but potential terrorism as well.

Officials worried that an outbreak of disease could spread quickly.