Pics of the day- Feb 7, 2019

Allahabad: Newly initiated 'Naga Sadhus' participate in a ritual on the banks of River Ganga during Kumbh Mela 2019, in Allahabad (Prayagraj), Wednesday, Feb. 06, 2019. (PTI Photo)

Allahabad: Sadhus shoot on a DSLR camera on a bank of Ganga river during the ongoing Kumbh Mela festival, in Allahabad, Wednesday, Feb 6, 2019. (PTI Photo)

Allahabad: Newly-initiated Naga Sadhus perform rituals at the bank of Ganga river during the ongoing Kumbh Mela festival 2019, in Allahabad (Prayagraj), Wednesday, Feb 6, 2019. (PTI Photo)

Performers take part in a fire dragon dance under a shower of molten iron sparks on the first day of the Chinese Lunar New Year of the Pig, in Zaozhuang, Shandong province, China February 5, 2019. Picture taken February 5, 2019. REUTERS/Stringer

A robot wearing a nurse costume carries medical documents at Mongkutwattana General Hospital in Bangkok, Thailand, February 6, 2019. REUTERS/Athit Perawongmetha

Soldiers cut opium poppies as they destroy a field of illegal plantation in the Sierra Madre del Sur, in the southern state of Guerrero, Mexico, August 25, 2018. REUTERS/Carlos Jasso

Villagers dressed as