They stand outside the immigration detention centers and sing to their loved ones inside: Los Jornaleros del Norte (Day Laborers of the North) offer a Serenata. [Video via NDLON, the National Day Laborers Organizing Network.]
PREVIOUSLY ON LOS JORNALEROS DEL NORTE:
Mas…Los Jornaleros del Norte: Serenade for the Undocumented (video)