UAW workers picket outside of the Stellantis Mopar parts facility in Naperville, Ill., on Sept. 22, 2023. The union is expanding its strike against GM and Stellantis citing the lack of progress in talks for a new contract. Scott Olson/Getty Images hide caption
UAW members attend a solidarity rally as the UAW strikes the Big Three automakers on Sept. 15 in Detroit. GM announced temporary layoffs on Wednesday, blaming the strikes. Bill Pugliano/Getty Images hide caption
The UAW's hard bargain in ongoing negotiations with the Big Three automakers is being driven by concessions the union made in 2007. Auto workers have felt the impact of those concessions to this day. Sarah Rice/Getty Images hide caption
United Auto Workers members attend a solidarity rally as the UAW strikes the Big Three automakers on September 15, 2023 in Detroit, Michigan. Bill Pugliano/Getty Images hide caption
United Auto Workers President Shawn Fain speaks outside the UAW Local 900 headquarters across the street from the Ford Assembly Plant in Wayne, Mich. The union announced the start of a strike at three factories just after midnight on Friday. Matthew Hatcher/AFP via Getty Images hide caption
Members of the United Auto Workers (UAW) union march through the streets of downtown Detroit following a rally on the first day of the UAW strike in Detroit on Friday. Workers at the "Big Three" U.S. auto manufacturers went on strike on Sept. 15. Mathew Hatcher/AFP via Getty Images hide caption
In this Wednesday, May 8, 2013 photo, Jeff Caldwell, 29, a chassis assembly line supervisor, monitors the assembly line at the Chrysler Jefferson North Assembly plant in Detroit. Paul Sancya/AP hide caption
UAW President Shawn Fain makes an appearance with striking workers at the Ford Assembly Plant in Wayne, Mich. on Sept. 15, 2023. The UAW started a strike at three plants of the Big Three in the Midwest. It's the first time the union is striking against the top three Detroit automakers at once. Matthew Hatcher/AFP via Getty Images hide caption
A United Auto Workers member walks in the Labor Day parade in Detroit on Sept. 4, 2023. The UAW is on the verge of a historic strike unless it can clinch a deal with the Big Three automakers by a deadline on midnight. Paul Sancya/AP hide caption
United Auto Workers President Shawn Fain talks with members at a Labor Day parade in Detroit, on Sept. 4, 2023. Fain plans to undertake strategic strikes at Big 3 automaker plants if talks fail on a new contract. Paul Sancya/AP hide caption
United Auto Workers President Shawn Fain talks with the news media before marching in the Detroit Labor Day Parade on September 4, 2023 in Detroit, Michigan. Bill Pugliano/Getty Images hide caption
Autoworker Kevin Winston, left, talks with United Auto Workers president Shawn Fain outside the General Motors Factory Zero plant in Hamtramck, Mich., on July 12. Paul Sancya/AP hide caption