Criminal Justice Ethics war on terror water boarding

Discuss the ethical implications of preventive detention and interrogation tactics.
With policing (both military and civilian) and the War on Terrorism as a background, are and or should the ethical restrictions to law enforcement be different when dealing with suspected terrorists than that which is established when dealing with American citizens (such as the use of water-boarding) …or are the ethical considerations different.
When making your own decision/post on this week’s discussion, please fully explain and support your view. Use sources to backup your points.