Do the math: How much Trump's Iran war will cost you at the pump

It’s now been more than a month since Iran effectively closed the Strait of Hormuz, a crucial strategic waterway through which 20% of the world’s oil trade usually passes. Despite President Donald Trump’s claims of having obliterated the Iranian military, Tehran appears poised to dictate the terms of traffic through the strait for the foreseeable future.So what does this mean for Americans? Many are feeling the squeeze through higher prices at the pump, with the average per-gallon cost jumping b...