The Central Bureau of Investigation (CBI) which carried out searches at the residence of Karnataka Congress chief D K Shivakumar on Monday, has said that it has seized Rs 57 lakh in cash besides property documents, bank related information and computer hard disks during the action. The searches were conducted at 14 locations in Karnataka, Delhi and Mumbai, including at the residence of D K Suresh, Lok Sabha member from Bangalore Rural and Shivakumar's sibling.