dreamstime_m_5657493 Perez Esquivel CROP.jpg

Adolfo Pérez Esquivel, a human rights activist and artist who won the Nobel Peace Prize in 1980, stands with Mothers of the Plaza de Mayo in Argentina in an undated photo. (Dreamstime/Elultimodeseo)
Adolfo Pérez Esquivel, a human rights activist and artist who won the Nobel Peace Prize in 1980, stands with Mothers of the Plaza de Mayo in Argentina in an undated photo. (Dreamstime/Elultimodeseo)