The Bharatiya Janata Party has said that it will announce within a week the seat sharing and campaigning programme with the Janata Dal (United) for the forthcoming assembly elections in Bihar. Briefing reporters in New Delhi today, party Vice President Mukhtar Abbas Naqvi said that the party has held discussions with the President of JD(U) Mr. Sharad Yadav about the tie up with the party. In reply to a question, he said that all senior leaders of the party including Narendra Modi will campaign for the party in the elections.