Uttar Pradesh CM Yogi Adityanath monitored the Magh Purnima Snan at Prayagraj's Triveni Sangam on Wednesday. CM Yogi was present in the control room, which has been set up at his official residence in Lucknow, since 4 am today. Flower petals were showered on devotees and ascetics as they took a holy dip in Sangam waters.