He called a few friends in Congress and said "stop the bill". He prefers to campaign on problems rather than fix them, said Harris according to the news channel CNN.
The visit to Douglas in the swing state of Arizona takes place in light of the Republicans' criticism of Harris for avoiding the border with Mexico and not addressing the illegal migration that is ongoing there.
Harris walked along the border barrier together with guards and called for tougher rules for asylum seekers. She emphasized that it is possible to secure the border and create a system that is "safe, orderly, and humane" at the same time.
Opinion polls show that US voters have more confidence in the Republicans' Trump on migration issues.
