Chidambaram's son arrested over graft

Indian federal police arrested the son of former finance minister P Chidambaram yesterday, but the agency which has been investigating suspected criminal misconduct related to approvals of investment deals, did not reveal the charges. Karti Chidambaram was detained at the airport in the southern city of Chennai and will be appear in court later in the day, Abhishek Dayal, spokesman of the Central Bureau of Investigation said.