Jaipur Development Authority (JDA) officials on Monday arrived with JCBs in Gopalpura bypass area to demolish some portion of a building that, as per authorities, was built 'illegally'. Two absconding accused of the RPSC paper leak case ran a coaching centre here. Notice sent earlier had not received any response. R Saini, chief enforcement officer, JDA, said: "Action is being taken as the government has a zero-tolerance policy against those who leak papers."