A Millbrae high school teacher who was arrested after installing a video camera in the ceiling of a girls' restroom at the school was sentenced this morning to two years in state prison, San Mateo County Chief Deputy District Attorney Steve Wagstaffe said. David Lista, 36, will also have to register as a sex offender for the rest of his life and was ordered to pay $6,700 in restitution to the San Mateo Union High School District, Wagstaffe said. Lista, a Belmont resident who taught English and leadership at Mills High School, pleaded no contest on Aug. 28 to felony...