The April 2009 ABA Journal has an article on two recent Fourth Amendment cases decided by the U.S. Supreme Court (Herring v. United States and Pearson v. Callahan). In Herring, the exclusionary rule is at issue, while Pearson looks at whether the police can be sued for Fourth Amendment violations. The article says that in close cases the edge goes to law enforcement.
http://www.abajournal.com/magazine/whos_policing_the_fourth_amendment/
http://www.abajournal.com/magazine/whos_policing_the_fourth_amendment/
