Mexican immigrants walk across the Paso del Norte border bridge after being deported from the United States amid the spread of the coronavirus disease (COVID-19), in Ciudad Juarez, Mexico, on Apr 21, 2020. (Phoot: REUTERS/Jose Luis Gonzalez)

WASHINGTON: US President Donald Trump made a hardline immigration agenda central to his 2020 re-election campaign and his administration has pushed ahead with a wide-ranging crackdown even as the United States has become the epicentre of the novel coronavirus outbreak worldwide.