1.   The authorities of New College have also begun investigating the extent of the drugs problem there.

2.   Investigate the extent to which capital punishment is a deterrent to murder.

3.   Campbell said Congress will continue investigating the extent of White House influence over television programming and will consider ways to ensure it does not continue.

4.   City officials said Saturday they would investigate the extent of involvement that child welfare workers had with the families.

5.   Securities regulators and federal prosecutors are continuing to investigate the extent of illegal trading at the exchange.

6.   Securities regulators and federal prosecutors are continuing to investigate the extent of illegal trading by brokers who work on the floor of the exchange.

7.   The next step will be to investigate the extent to which radiosensitivity is inherited, by studying twins.

8.   Chinese officials, however, have recoiled at reports that say the delegation wants to investigate the extent of religious freedom.

9.   Dutch law enforcement authorities are currently investigating the extent to which they can use such tactics.