Benches and a memorial wall dedicated to cancer survivors in nearby Maggie Daley Park were also defaced.
The seven suspects were taken into custody early Tuesday morning, Bartoli said.
Two face felony criminal damage charges and six of the seven are charged with misdemeanor criminal trespass on state land, according to a statement Thursday from the Chicago Police Department. A juvenile faces a municipal code violation.
It’s 33 feet high
One hundred and sixty-eight stainless steel plates were cut using computer technology and assembled together like a puzzle to create the sculpture.
It’s 33 feet high, 42 feet wide, 66 feet long and weighs 110 tons.