Immigration bill expected to be unveiled on Tuesday

Marco Rubio made the rounds of the Sunday morning talk shows providing his full support to the proposal:
http://www.washingtonpost.com/politics/with-endorsement-of-immigration-plan-rubio-makes-first-major-policy-gambit-of-his-career/2013/04/14/20997e84-a519-11e2-a8e2-5b98cb59187f_story.html

By going "all in" on supporting the bill, Rubio is taking a calculated risks for his prospects for 2016 as discussed in this article by Politico:
http://www.politico.com/story/2013/04/marco-rubio-immigration-bill-89979.html

An announcement is expected on Tuesday by the Senate "Gang of Eight" and Senator Schumer also was out discussing the bill on Sunday:
http://newyork.newsday.com/news/nation/charles-schumer-says-immigration-reform-bill-expected-tuesday-1.5070938

Meanwhile, businesses have generally been supportive of comprehensive immigration reform, but some details are controversial:
http://www.politico.com/story/2013/04/business-groups-peel-off-as-immigration-details-leak-90045.html?hp=t1

A story in the Los Angeles Times focuses on the impact on legal immigration flows:
http://www.latimes.com/news/nationworld/nation/la-na-legal-immigration-20130414,0,5787920.story

Another new group has formed to push for reform:
http://www.huffingtonpost.com/2013/04/12/cambio-immigration_n_3071334.html?utm_hp_ref=politics

An analysis from the National Journal explains why a "messed up" bill may still pass:
http://www.nationaljournal.com/politics/why-a-messed-up-immigration-bill-could-still-pass-20130414