Tamil Nadu Chief Minister and DMK chief M Karunanidhi is likely to take up the issue of political settlement of Tamils in Sri Lanka during his meeting with the Prime Minister Dr Manmohan Singh. Mr. Karunanidhi, who is in New Delhi, will also hold discussions with the UPA chairperson Mrs. Sonia Gandhi on a number of issues. His meeting with the top UPA leaders tomorrow assume importance following allegations of corruption against Union Telecom Minister A Raja . Oppostion parties have been pressing for Raja's resignation following charges of corruption in the 2G Spectrum scam. The chemical and fertilisers minister, Mr Alagiri's absence from Parliament may also figure in the talks. Mr. Karunanidhi will also hold discussions with Planning Commission on State plan tomorrow.<br/>