Minnesota's flour milling prowess is a well-known part of the state's history. But the area's milling legacy began with sawmills that turned the state's white pine trees into lumber. By 1905, Minneapolis was the top lumber market in the world. Transporting these logs to mills was no easy task. The Star Tribune's Christa Lawler joins host Eric Roper to discuss the logistics of how this booming industry worked.

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How lumberjacks harnessed an 'ocean of pine' to build Minnesota