India's Prime Minister Narendra Modi (C) draws a bow next to his Mongolian counterpart Chimed Saikhanbileg (4th R) as they attend a Naadam festival celebration on the outskirts of Ulan Bator, Mongolia, May 17, 2015. India will open a $1 billion credit line to bolster Mongolia's "economic capacity and infrastructure", Saikhanbileg and Modi announced on Sunday. REUTERS/B. Rentsendorj TPX IMAGES OF THE DAY