Lucknow, April 20 -- Prime Minister Narendra Modi on Friday questioned the leaders of Samajwadi Party (SP) and the Rashtriya Janata Dal (RJD) over their alliance with the Congress, saying how could the "Yaduvanshis" (descendants of Lord Krishna) be with the grand old party when its leader was disrespecting even Lord Krishna. The SP and the RJD are led by Yadav leaders....