The Senate intelligence committee chairman has asked Director of National Intelligence John Negroponte for a "damage assessment" of high-profile media leaks that exposed classified efforts to track terrorist activity, including those that underpinned a recent New York Times article on previously secret CIA-Treasury Department surveillance of international financial transactions. "Unauthorized disclosures of classified information continue to threaten our national security -- exposing our sensitive intelligence sources and methods to our enemies," Sen. Pat Roberts (R-KS) wrote in a letter today...
