President Barack Obama defended top secret National Security Agency spying programs as legal in a lengthy interview Monday, and called them transparent—even though they are authorized in secret. “It is transparent,” Obama told PBS’ Charlie Rose in an interview broadcast Monday. “That’s why we set up the FISA court,” he added, referring to the secret court set up by the Foreign Intelligence Surveillance Act that authorizes two recently disclosed programs: one that gathers U.S. phone records and another that is designed to track the use of U.S.-based Internet servers by foreigners with possible links to terrorism. He added that he’s...