Chandigarh, Oct. 8 -- Punjab chief minister Bhagwant Mann's officer on special duty (OSD) Rajbir Singh Ghuman and five other accused did not appear before the Central Bureau of Investigation (CBI) in Chandigarh on Wednesday after being summoned in connection with a corruption case involving alleged bribery and influence-peddling. People familiar with the matter said Ghuman did not appear as he had not formally been served the summons. The CBI continued its searches on Wednesday. P2...