“The president has proven himself untrustworthy on this issue, because he tried to unilaterally rewrite the law himself. Presidents don’t write laws. Congress does,” the Wisconsin Republican said in an interview on NBC’s “Meet the Press,” referring to Obama’s executive actions this year to ease immigration policies.

“The president’s proven himself to be untrustworthy on this issue.”…

“I think if we reach consensus on something like border enforcement, interior security, that’s one thing,” he told NBC host Chuck Todd. “But I do not believe we should advance comprehensive immigration legislation with a president who’s proven himself untrustworthy on this issue.”