Varanasi, 27 October. The ruling Bharatiya Janata Party (BJP) suffered a blow in Prime Minister Narendra Modi's parliamentary constituency Varanasi when Samajwadi Party (SP) outgoing MLC Lal Bihari Yadav retained his seat amid the ongoing counting of votes for the Varanasi block graduate and teacher elections for the Legislative Council. Lal Bihari Yadav late Tuesday (…)