WASHINGTON, DC - JANUARY 11: People for and against unions hold up signs in front of the US Supreme Court building January 11, 2016 in Washington, DC. The high court is hearing arguments inÊthe Friedrichs v. California Teachers Association case. The case will decide whether California and twenty two other states can make public-employees, such as public school teacher Rebecca Friedrichs, to pay union agency fees. (Photo by Mark Wilson/Getty Images)
