Walgreens plans to close about 14% of its national footprint in the next three years, making it the third major drugstore chain in the past year to signal it’s struggling. In this episode: Why have drugstores become a tricky business model, and what happens when communities lose a pharmacy? Plus: Electric vehicle adoption grows but Americans are still cautious, an inventory data point helps indicate where the economy’s headed, and some family foster agencies are scrambling after their biggest insurer in California pulls out of the market.