1.   And authorities fear there may be more.

2.   A prescription is required because the authorities fear that overuse of the drug would lead to resistant forms of the virus developing.

3.   The two jets that were hijacked and crashed into the World Trade Center departed from Logan and the authority board fears Massport will face numerous lawsuits as a result.

4.   Though the state enacted a new law against identity theft last month, many authorities fear lacks the teeth to be much of a deterrent.

5.   Authorities fear most may have become victims.

6.   Authorities fear Ritalin is becoming increasingly popular as a recreational drug among teens and pre-teens.

7.   That tension, authorities fear, could prompt lawlessness if basic needs remain unmet.

8.   This year, authorities fear dissidents could exploit public discontent over unemployment and corruption.

9.   Air and sea searches for the Cypriot ship have failed to find the vessel, and naval authorities fear it has sunk.

10.   And city authorities fear the pollution can only get worse as economic development allows growing numbers to switch to from pushbikes to motorbikes and thence to cars.