California Laws Limit E-mail Searches Without Warrants

California has leaped to the forefront of protecting digital privacy -- from Big Brother, big business and even your Smart TV -- as Gov. Jerry Brown signed a raft of bills aimed at taming a world of increasingly surreptitious technology. The new laws will prevent state and local law enforcement from snooping on emails without a warrant and alert the public when they use high-tech surveillance to tap into cellphone calls.