Andy Toft, left, training director for the International Brotherhood of Electrical Workers Local 343's electrician apprenticeship program, gives, from left, Dan Feehan, the DFL candidate for Minnesota's First Congressional District, U.S. Rep Mark Pocan, D-WI, and U.S. Rep Tim Walz, D-MN, who is also a gubernatorial candidate, a tour Tuesday, Oct. 23, 2018, in Rochester.