text:  And surgery is not cheap here in Hawaii. It can cost anywhere from $6,000 to $10,000 for those who don't have insurance. But some local high school students have helped more than 100 people get that surgery for free. They started a nonprofit called WikiVision, and it's led by the brother-sister team of Alec and Arabella Tan. Arabella says their mission was inspired from an early age.