India, Oct. 2 -- Chief Minister Rekha Gupta on Thursday took part in the 'Swachhta Hi Seva: Ek Din, Ek Ghanta, Ek Saath' campaign and launched the Swachh Yamuna Prahari campaign at the Rugby Ground in Delhi University's North Campus, in the presence of Delhi BJP president Harsh Malhotra and Delhi Government minister Pravesh Sahib Singh. Teachers, students, officials and volunteers took part in a cleanliness drive on the campus and in the adjoining Kamala Nehru Ridge. The campaign began at 7.30 am with participants, including the chief minister, taking a cleanliness pledge at the roundabout near Gwyer Hall Hostel before proceeding towards Kamala Nehru Ridge via the PG men's hostel and university guest house. The CM participated in the clea...