President Obama’s labor-secretary nominee Tom Perez has a long association with CASA of Maryland, a group that serves immigrants and runs day-laborer centers. Perez was on CASA’s board from 1995 to 2002, and while it doesn’t appear he’s had any official ties since then, as a Montgomery County Council member Perez promoted a day-laborer site that was ultimately run by CASA. An example of CASA’s attention to illegal immigrants can be found in a booklet that was updated in 2008. The booklet, which can be viewed on CASA’s website here,