The authorities also fear that the children will be hard to find.
The authorities fear that some may be planning a major attack in Europe.
"Authorities now fear that this kidnapping may have been an inside job."
The authorities feared he'd be a drain on the health service.
The authorities feared that he might be a suicide bomber.
The authorities had feared that up to five people died in the avalanche Friday.
Authorities fear the scale of the disaster is even greater than originally anticipated.
What American authorities fear the most, however, is the rise of "cybercash."
And the authorities feared that more deaths might occur because of the unusual cold.
Authorities fear the paintings were crushed, and their remains ended up on a dump.