500 rallies, jan sabhas in 2 days: BJP campaign begins ahead of polls; Karti Chidambaram, accused in Aircel-Maxis case, to contest Tamil Nadu's Sivaganga seat in Lok Sabha polls; Kanhaiya Kumar, Left candidate from Begusarai, says Left parties will support Mahagathbandhan; After Kaithal Violence, peace committee formed to diffuse tension; BJP lawmaker Surendra Singh courts controversy again, compares dancer Sapna to Sonia Gandhi; Actor-politician Kamal Haasan says will not contest Lok Sabha elections; all this and much more in today's news wrap.