State Rep. Mark Walker (right) and state Sen. Ann Gillespie (left) discuss recent events in Springfield at their town hall in Mount Prospect. Dec 6, 2019
State Rep. Mark Walker (center) discusses his efforts to spur business development and lower taxes with area residents. Dec 1, 2019
State Rep. Mark Walker (center) presents a certificate of recognition to Hersey High School in honor of their recent naming as a top STEM school in the nation Nov 27, 2019