21.   Besides missiles, regulators have been concerned with reduced competition for systems used to guide missiles, in this case focal plane arrays and electro-optical systems.

22.   -- Government regulators are sometimes asleep at the switch.

23.   A Chronicle investigation of Silicon Valley financial practices earlier this year suggested that securities regulators have been lax in uncovering fraud in the tech industry.

24.   After evacuating their employees, federal regulators were also concerned about the status of files and other documents in their offices at the World Trade Center.

25.   After that inquiry was completed, many critics said that New Jersey regulators had been too soft on the insurer.

26.   Air quality regulators are not able to say how many jobs have been created or how much cleaner they have made the air.

27.   Air regulators have been perhaps the most stubborn opponents of prescribed burning.

28.   British regulators are committed to deregulation.

29.   But before anything happens, European antitrust regulators are likely to demand some concessions.

30.   But consumers are sometimes confused about whether these are meant to be endorsements, and regulators are not amused.