The German and Israeli air forces flew fighter jets over Jerusalem on Sunday to show their close ties ahead of a larger international military exercise.Pictures showed the four aircraft flying over Israel's parliament, the Knesset.The fly-by marked the start of the Blue Flag international flight exercise, the largest to be held in Israel to date. Alongside Germany and Israel, Italy, Britain, France, India, Greece and the US are also taking part.“The fly-by expresses the strong partnership and…