Juan Orlando Hernández, the former president of Honduras, has walked free after President Donald Trump pardoned the man once characterised as the key figure in a drug trafficking scheme that flooded America with over 400 tonnes of cocaine. Trump has said that Hernández, who was sentenced to 45 years in prison by a US court, is a victim of political persecution and has been "treated very harshly and unfairly". The pardon has surprised some experts, given the seriousness of the crime and the