and that's why we exist. >> how you doing? how you feeling today? need some help? i got involved with operation smile probably eight years ago and i learned about it through my friend, lisa lori. she had three sons born with facial abnormalities. even before i knew that cnn was going to do champions of change, i was going to be taking my twin daughters on this medical mission to colombia because i wanted them to see how life changing this surgery is. we're heading about two hours outside of bogota now. obviously you can see it's much more rural where we're going. we're going to meet juan. he's 8 years old. several years ago, he had the surgery. but he still needs services. he needs speech therapy and things like that. ol >> my life has changed a lot