Picket lines form as port strike begins for thousands of New York and New Jersey dockworkers CBS New YorkMassive port strike begins across America’s East Coast, threatening shortages and rising prices CNNThe massive dock workers’ strike, explained Vox.comHow much do dockworkers make? Here are the striking workers’ salaries. CBS NewsDockworkers at ports from Maine to Texas go on strike, a standoff risking new shortages The Associated Press