Mongolia's Prime Minister Chimed Saikhanbileg (R) speaks to India's Prime Minister Narendra Modi in front of yurts 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