Gay rights groups have condemned the Vatican's secretary of state, Cardinal Tarcisio Bertone, for claiming that the Catholic church's sexual abuse crisis was linked to homosexuality and paedophilia and not celibacy among priests.Bertone, who is considered Pope Benedict's number two, sparked the controversy on a visit to Chile when he suggested gay sexuality was to blame for the church's child abuse scandals.Homosexual associations in Italy reacted with anger and indignation. The biggest group, Arcigay, called the cardinal's words "shocking and irresponsible". The president of the gay media service, Gaynet, said if senior church officials "feel constrained to dump the blame...