Chandigarh: The Punjab Vigilance Bureau (VB) on Tuesday arrested Satnam Singh and Sarabjit Singh Numberdar, both residents of Sarupwal village in Sultanpur Lodhi tehsil, for their involvement in a multi-crore scam at the State Bank of Patiala (now State Bank of India), Sultanpur Lodhi branch, district Kapurthala. Official sources said that the accused, in connivance.