21.   But authorities expressed doubt that would happen.

22.   But authorities expressed confidence they were on the right track.

23.   But even before the arrest, authorities expressed fears the police sweep would spark violent retaliation by cult followers, and vowed vigilance.

24.   Chinese authorities expressed regret and blamed the incident on faulty communications and poor weather.

25.   Fisheries authorities expressed disappointment Wednesday at early signs that a delegation to Indonesia in January to try to curb intrusions by Indonesian fishing boats had failed.

26.   Gen. Lalit Tewari, of India, said Lebanese authorities expressed concern over the fight.

27.   Health authorities expressed concern over the intensity of the disease and the large area that appears to be affected.

28.   In Europe, authorities expressed relief at the end of the hostage ordeal.

29.   In Europe, authorities expressed relief at the end of a hostage ordeal that had shaken Switzerland and Germany, as well as this small Central American nation.

30.   Lebanese authorities expressed concern over the fight, he said.