Organizers expect hundreds of green card holders to qualify for a pilot program being launched Tuesday by CASA of Maryland — the state’s largest immigrant advocacy group — in partnership with Citi and other financial institutions and nonprofit groups. However, they said, the need is much greater.

Occupy Los Angeles, the local affiliate of Occupy Wall Street continues to gain momentum, as unionized workers and several immigrant rights groups have formally joined forces with the movement.

Immigration advocacy groups plan to crank up their fight against a controversial federal immigration enforcement program Tuesday with rallies in six major U.S. cities. One such rally, in Chicago, is planned outside President Obama’s national campaign headquarters, coordinators say. They say will be delivering “thousands of petitions” opposing the program, known as “Secure Communities."

Boston community activists prepare to deliver thousands of online petition signatures collected by Change.org and Presente.org, calling for an end to, Secure Communities, the dangerous deportation program in Boston.