In 2010, Auristela Nunez traveled with a friend, a boombox and a Gang Starr CD to breakdance at the Illinois Centennial Monument in Logan Square, nicknamed “the Eagle.” “We were playing it on repeat, and we were breaking and people were like ‘Hi, are you going to be here next week,’ and I was like ‘I guess,’” Nunez, 47, of Hampshire, said. Nunez, who goes by Lady Champ, said she then started ...