Privacy groups and some lawmakers are in an uproar after news reports this week that the U.S. National Security Agency is conducting broad surveillance of the nation’s residents. The Guardian and Washington Post reported that the NSA and the FBI also have access to servers at Google, Facebook, Microsoft and other major Internet services. Many privacy groups accuse the Obama administration and Congress of violating the Constitution’s protections against unreasonable searches of Americans. Some of the companies denied that NSA and FBI had access to their servers.”]