Prayagraj (Uttar Pradesh) [India], January 16 (ANI): Thousands of devotees took a holy dip at Triveni Sangam, a sacred confluence of rivers Ganga, Yamuna and 'mystical' Saraswati, here on Thursday morning, the fourth day of the 45-day-long Maha Kumbh. Over 6 crore devotees have participated in the world's biggest religious congregation; over 3.5 crore on the occasion of Makar Sankranti on January 14. Meanwhile, given the