MS-13 Origins - Part 1 of VOA Series

President Donald Trump referred to MS-13 in his State of the Union address as "the most violent and murderous gang in the US." He claims the gang’s violent activities are a consequence of a broken US immigration system. But who and what is MS-13? VOA Spanish Service correspondent Cristina Caicedo Smit explains the origins of the gang known in El Salvador as "Mara Salvatrucha"