Barack Obama's choice of former Congressman Leon Panetta to lead the CIA at least puts a grownup, if also an intelligence rookie, in that crucial job. It also means that Mr. Panetta and Director of National Intelligence-designate Dennis Blair will soon have to decide if they want to join the left-wing crusade to purge their agencies of anyone who had anything to do with "torture."

In particular, at their nomination hearings they're likely to be asked to support a "truth commission" on the Bush Administration's terrorist interrogation...