WASHINGTON (CNN) - When President Obama heads to El Paso,Texas Tuesday he’ll be pushing comprehensive immigration reform and calling on Congress for a bi-partisan effort to fix the problem.

“He’s going to make the case that legislation is the root to reform here and to press for legislative action,” said one of three senior administration officials who briefed reporters ahead of the president’s trip.

The president is expected to call for action “as soon as possible,” the officials said, but he won’t lay down a deadline.

While officials admit that there are “significant obstacles” in a divided Congress, they said that inaction is not an option. FULL POST