A group of high-profile johns who frequented posh brothels in Massachusetts were finally named in court Friday during a hearing that laid out sordid details, including that at least one of the men paid to have unprotected sex. Mark Zhu, 28, was one of the johns to be identified during the hearing in a Cambridge, Massachusetts, courtroom where it was revealed he allegedly paid $840 for two hours of unsafe sex with a prostitute – in a service referred to as “bb,” the Daily Mail reported. Also revealed were the identities of other alleged johns including, Kerry Wu, John J....