The evolution of Tim Walz: from high school teacher to VP nominee

Beneath his folksy, aw, shucks' midwestern demeanor, the Minnesota governor is a skilled political operator

Tim Walz must be having the wildest month of his life.

After the Minnesota governor was announced as Kamala Harris's pick for running mate, progressive congresswoman Alexandria Ocasio-Cortez and independent senator Joe Manchin both put out statements praising him, an indication of his appeal across Democratic constituencies.