Here’s why US Iron Dome is necessary, but will differ from Israel’s

President Donald Trump’s executive order, titled “The Iron Dome for America,” calls for revamping our missile defense capabilities, which the president labels “the most catastrophic threat facing the United States.” 

However, there are significant challenges to overcome if we are to deploy something similar to Israel’s acclaimed air defense network because the threat to America is quite different.

Today, we face real threats such as nuclear-tipped intercontinental ballistic missiles (ICBM) launched from countries like China and Russia, which could put at risk the…