A prostitution ring in Italy recruited escorts for sex with leading Italian footballers, with one of the young women falling pregnant after a party fuelled by canisters of laughing gas. The parties in exclusive nightclubs and restaurants around Milan involved about 70 football players from several top-flight Serie A clubs, including Inter Milan, Juventus and AC Milan, according to investigators. The players’ stimulant of choice was nitrous oxide, or laughing gas, because unlike cocaine and other drugs it does not turn up in the anti-doping tests that players have to undergo. Police intercepted phone calls and text messages between the alleged organisers of the prostitution ring and the escorts, with one of them saying that she had been made pregnant by a client during one of the sex parties. The woman, who has not been identified, wanted to trace the player who impregnated her. “I’ll tell you something, but don’t tell anyone … I just took the test and I’ve been pregnant … for more than three weeks,” she said in a conversation intercepted by …