The high-voltage campaign for the Karnataka elections ends on Monday, with all three major political parties in the fray - the BJP, Congress and JD(S) - busy making their last pitch. Rahul Gandhi, Priyanka Gandhi and even Sonia Gandhi campaigned hard in the state over the weekend, which was countered by Prime Minister Narendra Modi's many roadshows which leads to the question - in a closely fought election, will the PM's final blitzkrieg help tip the scales in BJP's favour?