Union-backed pledge urges fast food employers to protect workers’ rights as immigration raids fuel fear and walkoutsFast food workers in California are demanding employers sign a pledge reaffirming workers’ rights amid Immigration and Customs Enforcement (ICE) raids at workplaces across the US.The California Fast Food Workers Union, an affiliate of the Service Employees International Union, drafted a Constitutional Pledge to California Workers’ Rights for workplaces to sign that affirms a commit...