In March 2011, 2 1/2 year old Haldora was diagnosed with T-cell acute lymphoblastic leukemia. Given only a 70% chance of surviving the next 5 years, she endured countless treatments and procedures - she was quite a fighter. Through it all her top supporter and twin brother, Hunt, was by her side, making her laugh and encouraging her to play and have fun. He wasn’t going to let cancer take away his sister. We checked in with Hunt to find out how he's making a difference in the world of pediatric cancer and so much more.