Mr. Bill Keller, Managing Editor The New York Times 229 West 43rd Street New York, NY 10036 Dear Mr. Keller: The New York Times' decision to disclose the Terrorist Finance Tracking Program, a robust and classified effort to map terrorist networks through the use of financial data, was irresponsible and harmful to the security of Americans and freedom-loving people worldwide. In choosing to expose this program, despite repeated pleas from high-level officials on both sides of the aisle, including myself, the Times undermined a highly successful counter-terrorism program and alerted terrorists to the methods and sources used to track their...