[JURIST] Sen. Pat Roberts (R-KS) [official website], the Republican chairman of the US Senate Intelligence Committee [official website], Friday expressed his strong support [press statement] for President Bush's controversial domestic surveillance [JURIST news archive] program in a 19-page letter addressed to the Republican and Democratic leaders of the Senate Judiciary Committee [official website], Sen. Arlen Specter (R-PA) [official website] and Sen. Patrick Leahy (D-VT) [official website]. Attorney General Alberto Gonzales [official website; JURIST news archive] is set to testify before the Judiciary Committee Monday regarding the program. Critics of domestic spying undertaken by the National Security Agency (NSA) [official website], most but not all of them [JURIST report] Democrats - have argued that the program exceeds the president's Constitutional powers and violates the 1978 Foreign Intelligence Surveillance Act [text]. Reuters has more.