U.S. sanctions on Iran are crippling the country’s economy and particularly affecting ordinary Iranians who can’t afford to buy goods as prices continue to rise. Also, a NASA engineer explains how the Parker Solar Probe’s heat shield will protect it from the sun’s scorching temperatures. And Here & Now’s Lisa Mullins talks with author Christopher Kelly about the book, “America Invaded: A State by State Guide to Fighting on American Soil,” which explores the waves of invasion that have touched all 50 states. That and more, in hour two of Here & Now’s Aug. 17, 2018 full broadcast.