Police brutality: Mrs Sampim Muangmun, wearing black in mourning, holds in her arms her son Rachan, aged 23, of whom only a photograph is left. She has travelled from Singhburi with some fifty relatives and neighbours to hold a protest in front of Government House, to ask for justice after her son was beaten to death at Bangrajan police station. He had been mistaken for a methamphetamine dealer.