<span style="color: #222222;">BJP today continued its attack on Congress over the presence of its leader Kapil Sibal  an event in London to demonstrate tampering of EVMs. <br />''<br />''Talking to reporters in New Delhi, senior party leader and Union Minister Ravi Shankar Prasad  alleged the event was sponsored by the Congress. He said  the BJP will  expose  the claim of the  cyber expert that the last general elections were rigged. <br />''<br />''He said  the organizer of the event  is a contributor in National Herald and praises Congress President  Rahul Gandhi  in his columns.  Mr. Prasad also alleged that  the event was designed to defame the 2014 elelctions'  popular mandate. <br />''</span><br />'' <span style="color: #222222;">Congress has already  distanced itself from  Mr.  Sibal's presence. The party said Mr Sibal was invited  and was  not  present there as a Congress representative. </span><br />'' <br />'' <span style="color: #222222;">Meanwhile, Kapil Sibal also  clarified that the Indian Journalists Association London President  had  sent him a personal invitation.  Mr. Sibal said  he was told that  invitations were also sent to all political parties including BJP  and  Election Commission. He also said the event has nothing to do politics and matter is related to free and fair polls in the country. Mr. Sibbal also said the allegations  should be probed. </span><br />