Rich Miller This time around, Rep. Dan Burke is going one on one with Aaron Ortiz, a teacher and head soccer coach at Back of the Yards High School. What makes this race one to watch is that Ortiz has been endorsed by Cook County Commissioner Jesus “Chuy” Garcia, a 2015 Chicago mayoral candidate and Bernie Sanders’ top guy in the city in 2016 who is now running for Congress with the support of the retiring incumbent, Congressman Luis Gutierrez. over 6 years in Sun Times