Detailed text transcripts for TV channel - KGO - 20140101:11:14:00
Mom, merry christmas, and i was just so excited. i started to cry knowing he was safe. >> reporter: tyler is no stranger to climbing, he has scaled mt. whitney, kilimanjaro and acongaua. >> i should have worked out harder to keep up with him. >> reporter: his parents say tyler's adventures have been his idea and this 9-year-old says he'll keep climbing until a cure is found for his friends. >> usually i take three months off and then i'm back on the game. hopefully one day they can climb with me. >> reporter: tyler told me he's thinking about climbing mt. elbris because the cold weather there ...