Ukrainian forces have for the first time hit a latest-generation Russian Sukhoi Su-57 fighter jet at an air base inside Russia. Ukraine’s GUR defence intelligence agency said that a Su-57 jet was struck at the Akhtubinsk airfield on June 8. The site is around 589 km from the current front lines in eastern Ukraine, according to the GUR. The Ukrainian agency shared satellite pictures which it said confirmed the strike. However, it didn’t specify how the Su-57 was hit or by which unit of the Ukrainian military. Watch the video to find out more.