"I was a healthy 33-year-old, and I'm not going to be a healthy 34-year-old": Ady Barkan, who is battling ALS and confronted Sen. Jeff Flake while on a flight, says he is becoming paralyzed and wants to have more time ahead with his son https://t.co/SsQ6Vaj864 pic.twitter.com/EmqUvmMsir— CNN (@CNN) December 15, 2017