His mom publicly compared him to killer Adam Lanza. Now the teen is opening up about his bipolar disorder.

[ad_1] Liza Long and a preschool-age Eric Walton. (Courtesy of Liza Long) “My name is Eric Walton,” the teenager said, standing center stage at the April 2 Tedx Boise event. “At the age of 13 I was diagnosed with bipolar disorder after my mom wrote a slightly unimportant blog post that went viral on the internet. … She said that she was the mother of a child with a mental illness. A few…