catherine simon arona is a law student in juba, the nation's capital and largest city. one of 20 students at the university there, from a cross section of tribes, who set out to document their reality. we talked to her on a recent trip to national geographic headquarters in washington, where she explained the 'back story' to this image of an orphan at the "confident children out of conflict" >> this child was so curious that he couldn't hold back how he wanted to touch the camera and take the picture himself, because i took their pictures and they wanted to see, and when they saw it they wanted to do it themselves. i went out of the room and i captured this moment, because i felt like it's very strong. >> reporter: the images are part of the recently-opened exhibit featuring 67 different camps from india to uganda, baltimore to los angeles. the aim? look at universal issues youth age 13 to 25 face. each camp is organized around the themes of love, survival, work, home, community and self image. >> wait, you got it. >> reporter: amy toensing and matt moyer travel the wor