Front Line is deeply concerned following reports that charges have been brought against Martín Amaru Barrios Hernández, and that Reyna Ramírez has been attacked and threatened. The two human rights defenders are members of the Comisión de Derechos Humanos y Laborales del Valle de Tehuacán (CDHLVT – the Commission of Human and Labour Rights in Tehuacán Valley), an organisation which documents and reports labour and environmental human rights violations in Tehuacán Valley, Puebla. 
