The National Accountability Bureau arrested four government officials, on Thursday, in an alleged scam of Rs120 million in public funds.The suspects include two BPS-17 officers, former town committee administrator Manjhand Muzaffar Hussain and ex-town officer Abid Wali Khoso, and two BPS-14 accountants Pervaiz Dawood Rahpoto and Mirza Qurban Ali Baig.According to a NAB spokesperson, the accused allegedly misappropriated development and other other funds during fiscal years 2012-13 and 2013-14 from Jamshoro district."They misused their authority and misappropriated the funds by awarding various works to the dummy and fake contractors by-passing the tender process and making illegal payments," the spokesperson said.The accountability watchdog is likely to arrest more officers and staff from Karachi and Hyderabad over the next few days, sources said. A reference regarding the case will be filed in NAB Court in Hyderabad.