SAN FRANCISCO (AP) – Dozens of people have been arrested as they participated in protests nationwide for a $15 per hour minimum wage.

Fast-food restaurant workers and home and child-care workers rallied in cities including Chicago, Detroit, Los Angeles and New York on Tuesday morning.

READ MORE: 'My Life Got Better When I Met Her': Evacuees Engaged After Meeting At Caldor Fire Evacuation Center

More protests were expected later in the day. About 500 workers at Chicago’s O’Hare International Airport and ride hailing drivers in San Francisco are expected to demonstrate. Thousands plan to walk off the job at McDonald’s restaurants.

READ MORE: Shelter-In-Place Lifted In Ceres After Fire Burns At Farm Supply Facility

The efforts are part of the National Day of Action to Fight for $15.

About 25 of the 350 protesters in New York City have been arrested. Detroit police say they arrested about 40 protesters who blocked traffic. And nearly three dozen protesters have been arrested in Cambridge, Massachusetts.

MORE NEWS: 49ers Faithful Buy Tickets To NFC Championship Game After Rams First Restrict Purchase Options To LA Area

Copyright 2016 The Associated Press.