Its back against the wall, organized labor gets feisty

  • In this April 19, 1952 file photo, the last shift of steel workers at the South Chicago Works of the U.S. Steel Co., come out of the plant at the start of a strike in Chicago, Ill. (AP Photo/Ed Maloney)

  • In this Thursday, April 26, 2018 file photo, Stephanie Rolf, center, a teacher in the Douglas County, Colo., school system, leads a cheer during a teacher rally in Denver. Teachers in Arizona and Colorado walked out of their classes keeping hundreds of thousands of students out of school - part of a series of strikes across the nation over low teacher pay. (AP Photo/David Zalubowski)

Their membership has been declining for decades. They’ve been bedeviled by crippling new laws, and by a devastating U.S. Supreme Court decision just this week. From all appearances, it would seem that labor unions are an endangered species.