Drones being used to monitor party workers, residence: Shivpal Yadav

In the Mainpuri Lok Sabha seat, Samajwadi Party founder Mulayam Singh Yadav's family is locked in a high-voltage contest with the BJP to hold on to its pocket borough. Mulayam Singh Yadav's elder daughter-in-law Dimple Yadav is the SP candidate in Mainpuri while BJP has fielded Raghuraj Singh Shakya, a former confidant of Mulayam's brother Shivpal Singh Yadav.