House Speaker Nancy Pelosi accused CIA officials Thursday of misleading her in 2002 about the use of "enhanced interrogation techniques" such as waterboarding, which simulates drowning and has been described by critics as torture. Pelosi reiterated an earlier claim that she was briefed on such techniques only once — in September 2002 — and that she was told at the time that the techniques were not being used. A recently released Justice Department memo says that the CIA used waterboarding at least 83 times in August 2002 in the interrogation of Abu Zubaydah, a suspected al Qaeda leader imprisoned at U.S