Earlier today, Janet Napolitano of the Department of Homeland Security held a closed-door meeting with a group of what she calls "stakeholders" (dhs.gov/ynews/releases/pr_1250792978709.shtm) but was actually a vast pantheon (see below) of far-left, racial power, corrupt business, and in general loose borders groups all of which want some form of comprehensive immigration reform, aka amnesty....
[See the update below]
ThinkProgress - a site associated with the Clinton-associated Center for American Progress - downplays the organizers of the recent illegal immigration marches in this one sentence post.
That links to this brief Ezra Klein post, which links to the AP article "Groups Help Organize Immigration Rallies" (link).
Since for some reason or another my attempts to comment on the TP...