Psy, the South Korean pop phenomenon whose song “Gangnam Style” became a global hit in 2012, is under police investigation for allegedly obtaining prescription psychotropic drugs through intermediaries, bypassing required in-person hospital consultations.Seoul Seodaemun Police Station confirmed on Thursday that Psy – real name Park Jae-sang – and a university hospital doctor had been arrested on suspicion of violating South Korea’s medical law, according to the Yonhap news agency.The...