I've excerpted the part of this article pertaining to the amnesty push:

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cqpolitics.com
CQ TODAY ONLINE NEWS
May 3, 2009 – 8:51 a.m

Pursuing an Immigration Overhaul

Reid is expected to turn to Menendez for guidance on how to handle immigration legislation. It could ultimately be Menendez who presses his party for action this year on a comprehensive overhaul, despite others’ concerns that the issue is too politically risky and the agenda too crowded.

Obama plans to outline his vision for immigration legislation this spring.

“He’s going to definitely be one of the main drivers of the Senate strategy,â€