Bogota - May 29, 2013- The President of the Unión Sindical Obrera (USO), Rodolfo Vecino, confirmed today that the union would file suit against the multinational oil company, Pacific Rubiales Energy, for alleged violations of the freedom of association, the freedom of assembly and conspiracy to commit a crime. Mr. Vecino added that the USO would officially file the suit at the Colombian Public Prosecutor's Office (Fiscalía General de la Nación) on Thursday, May 30, 2013 at 10 am.