21.   Cohen said one of his themes was that lawyers should defend people who lack power, especially in periods of public anxiety.

22.   Haz-mat crews in Houston and across the nation have investigated thousands of reports of mysterious substances since reports of bioterrorism aroused public anxieties.

23.   Initial news reports of an outbreak of a mysterious disease often cause public anxiety for a few days.

24.   Indeed, public anxiety is mounting.

25.   It was the latest example of a relatively minor or isolated event, stoked by heightened security and public anxiety, to escalate into an incident of some alarm.

26.   Old management and control techniques, supported and guided effectively by a bureaucratic system, have failed the country, and public anxiety is high.

27.   Now, public anxiety over all things white and powdery is changing the way many firms do business.

28.   Outward signs of public anxiety subsided as banks and financial markets were closed.

29.   Public anxiety about further attacks and military reprisals is keeping people at home, with their wallets closed.

30.   Public anxiety over the Aum cult has increased in recent years as it increased its commercial and recruitment activities.