A Republican senator says it's time to "find out exactly what is going on." A Democrat senator is asking, "Where does it stop?" The furor on Capitol Hill is over a U-S-A Today report that three big phone companies have turned over the records of tens of (m) millions of calls to the National Security Agency, as part of a government effort to compile a complete database of phone calls. Chairman Arlen Specter says he wants A-T-and-T, Verizon and BellSouth to appear before his Senate Judiciary panel to explain. The ranking Democrat on the committee, Patrick Leahy, says he's angry...