E/CN.A/1990/17 page 17 (d) Mario Giobanny Iraheta Cortez was arrested on 22 January 1989 by uniformed members of the Navy Infantry Battalion who interrogated him, while subjecting him to ill-treatment; (e) Margarita Eugenia Navarro Argenal was arrested on 26 January 1989 by armed men in plain clothes. Taken to an unidentified place, Mrs. Navarro was beaten, covered with wet rags, stripped and injected. The victim stated that during her detention she was given neither food nor water. She was accused of belonging to the Urban Commandos and when she denied the charges, her face was covered by a white hood. When she was taken to court, she received death threats for herself and her family if 6he did not confesB to the charges before the judge; (f) David Aguilar Maldonado was arrested on 30 September 1988 by members of military detachment No. 1 of Chalatenango, Department of Chalatenango. He was taken to the prison where he was forced to strip and a hood was placed on his head. While he was interrogated he was subjected to various forms of torture and ill-treatment; (g) Oscar Armando Alas was arrested on 10 October 1988 by members of the National Guard in the Colonia San Francisco, Department of La Libertad. After his arrest he was tied up and severely beaten; (h) Pablo Martinez, a member of the Human Rights Commission of El Salvador (non-governmental) was arrested on 14 January 1989 by members of the security forces and held, for an unspecified period, in the prison of the First Infantry Brigade. During his detention he was subjected to torture; (i) Alfredo Palacios was arrested on 26 January 1989 in Soyapango, San Salvador, by members of the Salvadorian Air Force, the National Guard and the Rural Police. He was taken to the Rural Police prison and subjected to torture which made it necessary for him to be admitted to the Rosales Hospital in San Salvador and subsequently transferred to the Social Security hospital "1 May" where he underwent surgery; (j) Mario Antonio Flores Cubas was taken from his home on 2 February 1989 by armed men in uniform. The following day his body was found in the Canton El Suncita de Acajutla, showing signs of torture and with a bullet in the head. (k) The following persons are alleged to have been subjected to other kinds of torture: (i) Vilma Vasquez de Ardon, attempted execution and rape in the Central Prison of the National Guard of San Salvador (24 December 1988); (ii) Jose Mauricio Perez Rodriguez, suspended horizontally by his feet and hands and various parts of his body pierced with needles in the National Guard Prison in the city of Cojotepeque (10 January 1989); (iii) Jackeline Astrid Penate Hernandez, attempted suffocation in the Central Police Prison in Hacienda (15 January 1989);