KANPUR, April 1 -- A Rs 50,000 payment dispute allegedly exposed a kidney transplant racket in Kanpur, leading to the arrest of six persons, including five doctors and a broker, after raids at private hospitals in Kalyanpur area, police said on Tuesday. Investigators said about 50 illegal transplants may have been carried out in the city, including one involving a South African woman. A Meerut-based doctor allegedly ran a Telegram group to connect donors and recipients and negotiate payments, according to police.The racket allegedly came to light after a man from Uttarakhand approached police claiming he was short-paid Rs 50,000 after agreeing to sell his kidney for around Rs 10 lakh. P3...