E/CN.4/1994/31 page 17 57. Osorio Barbosa de Barros, a rural worker, was arrested on 8 September 1993 and taken to the police station of Xinguara, state of Para, where he was held until 12 September. On that date he was transferred by members of the Political and Social Order Police to the police station of Curionópolis, where he was held for one more day before being released. During the whole period in which he was detained he was allegedly severely beaten, given electric shocks to the head, and subjected to mock hanging and mock drowning in a stream. 58. Ademir Silveira dos Santos and Moisés Silva do Nascimento, two 12-year-old street children, were reportedly seriously beaten by members of the military police on 13 April 1993 at Praça da Sé, Sao Paulo. Father Pedro Horacio Caballero, a street educator who witnessed the incident and tried to intervene was also beaten. Upon denunciation the state civil and military police opened inquiries into the incident. 59. On 29 November 1993 the Government informed the Special Rapporteur that the disciplinary organ of the military police had opened an inquiry on 14 April 1993, that the complainants had formally recognized the six aggressors and that the victims had been examined at the Military Police Hospital. The investigation had not yet been completed. Bulgaria Information transmitted to the Government 60. By letter dated 26 August 1993 the Special Rapporteur advised the Government that he had received information according to which members of the Roma community were frequently subjected to torture or ill-treatment by the police, after being taken into custody under accusation of petty criminal offences. Several incidents had also been reported of excessive use of force by the police, including indiscriminate beating of men, women and children, in Roma community neighbourhoods, such as those which had taken place in Pazardjik on 28 June 1992 and Novi Pazar on 5 April 1993. The individual cases described in the following paragraphs were transmitted to the Government. 61. Anton Stefanov Assenov, aged 14, and his father, Stefan Assenov Ivanov, were allegedly kicked and beaten with fists and truncheons at the bus station in Shumen, by police officers who claimed that the boy had been caught gambling. Subsequently, they were taken to the police station where Anton Stefanov was beaten again, handcuffed to a radiator for two hours and then released without charges. Two days later he was examined by a doctor who reportedly stated that the injuries, bruises on his head, back, chest and right armpit, were consistent with the alleged beatings. Complaints were filed with the Regional Department of the Ministry of Interior and the Varna Military Prosecutor but, so far, without success. 62. Khristo Nedialkov Khristov was arrested on 24 March 1993 in Stara Zagora by a group of police officers who accused him of attempting to steal copper wire. Immediately after his arrest he was reportedly beaten with truncheons and kicked with heavy boots all over the body. As soon as he was released,