Herb would negotiate the lowest prices for the best (and most) art he could get. (1:25)

Christo and Jeanne-Claude gave the Vogels art in exchange for cat-sitting services. (1:04)

Herb and Dorothy Vogel travel the festival circuit with filmmaker Megumi Sasaki, sharing their passion for art and the story of their extraordinary lives. (4:02)

A young woman's decision to help a friend in trouble proves to be a fatal mistake. (1:54)

Two million people gather for the return of exiled leader Juan Peron, but gunfire turns the celebration into a massacre. (3:20)

A son confronts a disturbing past while touring the secret detention center where his parents were tortured and murdered. (2:07)

Recently declassified documents reveal America's encouragement of a repressive and violent regime. (1:47)

Discover personal stories of gay Americans who serve in combat under the "Don't Ask, Don't Tell" veil of secrecy. (2:00)

Protesters gather at a recruiting office in busy Times Square to contest discrimination in the military. (1:34)