A Senate proposal supposedly aimed at protecting Americans' e-mail privacy has been quietly rewritten, giving government agencies vastly more surveillance power. CNET has learned that Patrick Leahy, the Democrat chairman of the Senate Judiciary committee, has dramatically reshaped his legislation in response to law enforcement concerns. A vote on his bill, which now authorizes warrantless access to Americans' e-mail by 22 agencies, is scheduled for next week. Details here.