At Mich. chip plant, Biden says unions ‘built middle class’


              President Joe Biden tours SK Siltron CSS, a computer chip factory in Bay City, Mich., Tuesday, Nov. 29, 2022, with Michigan Gov. Gretchen Whitner. (AP Photo/Patrick Semansky)
            
              President Joe Biden tours SK Siltron CSS, a computer chip factory in Bay City, Mich., Tuesday, Nov. 29, 2022, with SK Siltron CSS CEO Jianwei Dong. (AP Photo/Patrick Semansky)
            
              President Joe Biden tours SK Siltron CSS, a computer chip factory in Bay City, Mich., Tuesday, Nov. 29, 2022, with SK Siltron CSS CEO Jianwei Dong, second left. (AP Photo/Patrick Semansky)
            
              President Joe Biden steps off Air Force One at MBS International Airport in Freeland, Mich., Tuesday, Nov. 29, 2022. Biden is in Michigan to tour a computer chip factory and speak about manufacturing jobs and the economy. (AP Photo/Patrick Semansky)
            President Joe Biden is greeted by Rep. Dan Kildee, D-Mich., and Rep. Elissa Slotkin, D-Mich., after stepping off Air Force One at MBS International Airport in Freeland, Mich., Tuesday, Nov. 29, 2022. Biden is in Michigan to tour a computer chip factory and speak about manufacturing jobs and the economy. (AP Photo/Patrick Semansky) President Joe Biden walks off Air Force One at MBS International Airport in Freeland, Mich., Tuesday, Nov. 29, 2022. Biden is in Michigan to tour a computer chip factory and speak about manufacturing jobs and the economy. (AP Photo/Patrick Semansky) President Joe Biden gestures boarding Air Force One at Nantucket Memorial Airport in Nantucket, Mass., Sunday, Nov. 27, 2022. Biden is heading back to Washington after spending the Thanksgiving Day holiday in Nantucket with family. (AP Photo/Susan Walsh)