but i have -- i had no idea that it was going to be where it is today. >> reporter: yang discuss his family a lot, especially their 7-year-old son christopher who is autistic. >> why is it so important to you both to talk about your son? >> it would never occur to me not to talk about our son. we love him dearly and we want to share, you know, his story with the world. >> it's new to be in the spotlight and at first i was actually sheepish about being -- having our family in the public at all, but i do think that it's really important to talk about because there's all this stigma around special needs and autism specifically and there really shouldn't be because, you know,