A FORMAL complaint landed on the desk of Pahala Nainggolan, deputy of prevention at the Corruption Eradication Commission (KPK) in early April. According to Pahala, it attracted attention because it was a complaint about suspected improprieties involving the authorization process at the Customs office in Sukarno-Hatta Airport, Tangerang, Banten. “The KPK asked the reporting party to provide a detailed timeline,” said Pahala, on Friday