One of Mothers of the Plaza de Mayo, Marta Vasquez dies 2017-11-20 11:52:05   NEWS CENTER- Marta Vasquez, one of the Mothers of the Plaza de Mayo in Argentina, died at 90 years old.   Marta Vasquez, one of the Mothers of the Plaza de Mayo and member of Linea Fundadora organization, died at 90 years old.   Marta had searched for 40 years for her daughter Maria Marta Vasquez Ocampo, who was pregnant when she was taken into custody on May 14, 1976, and her grandson. She had learned that her grandson was born in 1977 inside the Clandestine Detention Center of the School of Mechanics of the Army, ESMA and she hadn’t had any news from them until her death.