Hyderabad, June 19: Andhra Pradesh police today claimed to have busted a kidney trading racket and arrested 12 persons including some middlemen from the city and surrounding areas. A Special Task Force team of the city police effected the arrests, police sources said here. Among the arrested were six donors, who were allegedly paid Rs 60,000 to Rs 80,000 each, while the middlemen said to have pocketed 10 to 15 per cent commission, sources said. Bureau Report