US President Joe Biden tours the Mack Trucks Lehigh Valley Operations Manufacturing Facility alongside Martin Weissburg (R), President of Mack Trucks and Kevin Fronheiser (L), Shop Chairman of UAW Local 677, in Macungie, Pennsylvania, July 28, 2021. WASHINGTON — President Joe Biden finds himself in a tough spot between his "Union Joe" persona and his aggressive climate goals as the United Auto Workers prepare to strike. Speaking on CNBC's "Last Call" Wednesday, UAW President Shawn Fain said, "Endorsements are earned, not freely given. "He must know something we don't know," Fain said Monday. "He was on the air the other day encouraging people to stop paying union dues," Fain said referring to Trump.

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Persons: Joe Biden, Martin Weissburg, Mack Trucks, Kevin Fronheiser, Joe, Biden, Shawn Fain, Fain, Karine Jean, Pierre, Biden's, Donald Trump, Trump, That's Organizations: Mack, Lehigh, Operations Manufacturing, UAW, Agency, Motors, General Motors, Ford, Stellantis, United Auto Workers, Wednesday, Warehouse Union, Pacific Maritime Association, White, Biden, Biden irked UAW, Labor, Detroit News, House Press Locations: Macungie , Pennsylvania, America, WASHINGTON, Michigan, Pennsylvania, Philadelphia, Pa