This is exactly one of the problems. They are not safe within their borders. There is hardly a day that goes by without some missile being fired into their borders. Recently, children could not attend school for over a week because of this and needing to stay in protective shelters. The USA does not hear about this type of thing going on against Israel, only if Israel retaliates.
Iran: IAEA visit to U.S. Senate damages UN neutrality (DPA)