Democratic U.S. presidential nominee Joe Biden campaigns in Duluth, Minnesota
Democratic U.S. presidential nominee and former Vice President Joe Biden talks with carpenters union officials and carpenters about an augmented reality welder, simulated welding training seen in 3D through a technology equipped welding hood, as he tours the Jerry Alander Carpenter Training Center in Hermantown, a suburb of Duluth, Minnesota, U.S., September 18, 2020. REUTERS/Jonathan Ernst