And a strike by workers in Milwaukee is pitting a group of Mexican immigrants against their employer: a family-owned business that itself was founded by immigrants. As WBEZ's Niala Boodhoo reports, the dispute - involving workers and their legal status - reflects struggles of other immigrants in the workplace.
NIALA BOODHOO, BYLINE: You could call Palermo's Pizza the quintessential American success story. The company was started by Italian immigrant Gaspare Fallucca from a small bakery and restaurant on Milwaukee's East Side.
The concept of "pay what you want" for goods and services is a nostalgic throwback to the days when people trusted one another just a little bit more, and it's something you expect to see at the occasional farm stand or at a hip, independent coffee shop.