Rohtak, April 1 -- Haryana chief minister (CM) Nayab Singh Saini is leading the poll campaign for the party's Hisar Lok Sabha candidate Ranjit Singh Chautala and addressed the fourth gathering on Sunday in favour of the former power minister in the last four days. The CM is yet to kick off the poll campaign for the party's Sirsa, Bhiwani-Mahendergarh, Rohtak and Sonepat candidates....