Veronica is an historian and her grandfather was a guard in La Ladera prison in Medellín. Let's listen to her and practice the differences between Simple Past and Imperfect Past, when do we need to use each one of them. Work material: https://docs.google.com/document/d/1v_kVOPfse8xMwObcoIClLyIhPYKK_-c7x2DOASe0-II/edit?usp=sharing