Just a few months ago, Larissa Laramee would have encouraged Minnesota Gov. Tim Walz to run for president. She admired the man who helped lead the Democratic presidential ticket in 2024 — and who once taught her social studies. But Laramee’s feelings have changed as a years-long welfare fraud probe in Minnesota becomes a national maelstrom. Prosecutors say scammers stole brazenly from safety net programs, taking hundreds of millions of dollars in government funding — potentially billions — for services they never provided while Walz led the state. “I like him as a person. He’s fantastic,” said Laramee, 40, who...