Daphne Wilson (center) and her engineering team review plans for a project at Mitchell International Airport in Milwaukee, Wis. Erin Toner/WUWM hide caption

itoggle caption Erin Toner/WUWM

Daphne Wilson (center) and her engineering team review plans for control systems at General Mitchell International Airport in Milwaukee, Wis. Erin Toner/Milwaukee Public Radio hide caption

itoggle caption Erin Toner/Milwaukee Public Radio