Mary Trump tells all on her family (ABC News)

Chelsea; Dr. Mary Trump (ABC News 7/20); Ashley Wells, Pfc. Sandoval (eds.), Wisdom Quarterly

(The Bright Side with Chelsea) Maybe there's a simple explanation for Don John Trump's behavior.

ABC News exclusive: Dr. Mary Trump with George Stephanopoulos

FULL INTERVIEW: Dr. Mary Trump, Ph.D., a clinical psychologist in private practice, speaks exclusively to ABC News about her uncle, the sociopath Pres. Donald Trump, for the first time since the publication of her explosive new book, Too Much and Never Enough: How My Family Created the World's Most Dangerous Man [Trump].