New Delhi, Dec. 6 -- The Delhi Police's Economic Offences Wing (EOW) has issued a notice to Karnataka deputy chief minister DK Shivakumar seeking detailed financial disclosures as part of its ongoing probe into the National Herald case. According to the notice, dated November 29, Shivakumar is "supposed to be having vital information" relevant to an FIR registered on October 3 against Congress leaders Sonia Gandhi and Rahul Gandhi. He has been asked to either appear before investigators or furnish the information sought by December 19. "This is to inform you that the EOW, Delhi Police is investigating the above cited case FIR and that you are supposed to be having vital information in respect of the above case," the notice stated. The EOW h...