PORNY PREPPY BIG IN NEW SEX RAP

John Dexter, a 60 year old prep-school headmaster who was arrested in a cybersex sting, repeatedly asked his teenage chat-room playmates to send him porno photos of themselves. Dexter, the head of Manhattan’s elite Trevor Day School, e-mailed pornographic pictures of underage girls to undercover cops he believed were 14 and 15 year old girls and kept urging them to provide pornographic pictures of themselves. He was freed in $25,000 bail after being charged with two counts of dissemination of indecent material to minors. If convicted, he faces up to