(SUBHEAD) Chandigarh: The Punjab Vigilance Bureau, during its ongoing campaign against corruption in the state, has nabbed Amritdeep Singh, peon, posted in the office of ADA, PUDA Bhawan, Amritsar red-handed while accepting bribe of Rs 12,000. The search for absconding co-accused in this case SDO PUDA Vijaypal Singh is going on.