Police claim Berlusconi paid for sex with year - old ballet dancer . PM denies involvement , says investigation is political mudslinging . Berlusconi indicted on at least 17 charges since he was first elected in Italy .
Prosecutors claim Berlusconi paid for sex with 17-year-old nightclub dancer . PM denies allegations , says investigation is political mudslinging . Berlusconi investigated on at least 17 charges since he was first elected in 1994 .