The cleanup comes weeks after the body of Zenobia Weatherspoon was found in a trash bin in an alley behind 54th Street on July 11.
People gathered Thursday morning to remember an honor roll student who was killed.
A person of interest who was taken into custody after a shooting that left a 17-year-old honor roll student dead has now been released without charges, Chicago police said.
A person of interest is in custody Wednesday morning after a shooting on the Southwest Side that left a 17-year-old dead, Chicago police said.
Police said the masked shooters also injured two men who were sitting in a van, and a person of interest is in custody.
Chicago police said the gunman shot through the door and struck the victim in the head.