DETROITObama speaks in Detroit in support of Michigan DemocratsThe Detroit NewsSen. Debbie Stabenow, D-Lansing, left, former President Barack Obama and gubernatorial candidate Gretchen Whitmer appear at a rally at Cass Technical High School in Detroit, Michigan on Friday, Oct. 26, 2018.Paul Sancya, APFormer President Barack Obama addresses a rally that drew several thousand people to the gymnasium at Cass Technical High School in Detroit.Paul Sancya, APFormer President Barack Obama addresses a rally in Detroit.Paul Sancya, APFormer President Barack Obama addresses a rally Friday in Detroit. He criticized President Donald Trump's tenure in office Friday in a fiery speech in Milwaukee that took aim at him and other Republicans for "making stuff up."Paul Sancya, APFormer President Barack Obama addresses a rally in Detroit.Paul Sancya, APFormer President Barack Obama addresses a rally Friday in Detroit. Obama criticized President Donald Trump's tenure in office Friday in a fiery speech in Milwaukee that took aim at him and other Republicans for "making stuff up."Paul Sancya, APFormer President Barack Obama addresses a rally in Detroit.Paul Sancya, AP