Stills taken by Majid Talebi on the set of the acclaimed movie “Walnut Tree” are on view in an exhibition in Tehran to recall the pain and grief the victims suffered from the Iraqi chemical attack on Iran’s Sardasht in 1987. Director Mohammad-Hossein Mahdavian made the drama “Walnut Tree” in 2019 based on the true story of the profound tragedy of the chemical attack. The movie tells the story of ...