<sod >Mr Trump has prioritised immigration reform since entering the White House, after calling for âextreme vettingâ while on the Presidential campaign trail.< eod>< sod > Mr Trump has prioritised immigration reform since entering the White House, after calling for âextreme vettingâ while on the Presidential campaign trail, claiming that current immigration controls and investigations of people's backgrounds do not go far enough to control influx.< eod>