Washington [US], July 18 (ANI): Director James Gunn has announced the completion of filming in Cleveland for the upcoming superhero film ‘Superman’, hinting that the project is nearing its final stages ahead of its anticipated release next summer. Gunn took to social media platform Instagram to express his gratitude towards Cleveland, where the crew spent six weeks filming. Reflecting on the experience, Gunn praised the city’s hospitality and the enthusiastic support from its residents. “#Cleveland – today we are leaving you after six amazing weeks of shooting,” Gunn shared in a heartfelt post…